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LCD Display Battery Capacity Indicator Voltage Tester 0%-100% Lead-acid Li-ion Battery Capacity Tester 7.4V/12V/24V LCD Display Battery Capacity Indicator Voltage Tester 0%-100% Lead-acid Li-ion Battery Capacity Tester 7.4V/12V/24V Sketch:          Overviews: LY7 is a kind of voltage type battery capacity tester, it can test the voltage and capacity of battery, and display them with intuitive battery symbol and percentage. ... $6.07
$7.99
SKU: 13210-1
$6.07
$7.99

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5PCS RCWL 0516 Microwave Motion Sensor Module Radar Sensor Body Induction Module 4-28V 100mA 5PCS RCWL 0516 Microwave Motion Sensor Module Radar Sensor Body Induction Module 4-28V 100mA Product Introduction: 1.Operating Voltage:4-28V 2.Operating Current:2.8mA (typical);3mA (max) 3.Detection Distance:5-9m 4.Transmitting Power:20mW (typical);30mW (max) 5.Output Voltage:3.2-3.4V 6.Output Voltage Driving Capacit... $5.51
$7.35
US Direct SKU: 13214
$5.51
$7.35

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Coulomb Counter Coulometer Coulombmeter Battery Capacity Tester Indicator 50A Voltameter Voltage Current Power Meter for Electromobile Coulomb Counter Coulometer Coulombmeter Battery Capacity Tester Indicator 50A Voltameter Voltage Current Power Meter for Electromobile Sketch: Overviews: TF03K-A is a kind of high precision current type battery capacity tester (also known as coulometer), which can test the voltage, current and capacity of battery to help users know the state of battery in ti... $41.79
$54.99
SKU: 13209
$41.79
$54.99

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Coulomb Counter Coulometer 80V 50A Coulombmeter Battery Capacity Indicator Tester Voltameter Voltage Current Meter Coulomb Counter Coulometer 80V 50A Coulombmeter Battery Capacity Indicator Tester Voltameter Voltage Current Meter Sketch:              Product Overviews: TR16 is a kind of high precision current type battery capacity tester(also known as coulometer),which can test the voltage,current and capacity of b... $18.99
$24.99
SKU: 13208
$18.99
$24.99

SMA Male Antenna 3M 433mHz High Gain 35dBi 100W Wireless Data Transmission Antenna with Magnetic Base SMA Male Antenna 3M 433mHz High Gain 35dBi 100W Wireless Data Transmission Antenna with Magnetic Base Description: The antenna is applicable to 433MHz intercom or car. Features: 1>. Magnetic base, able to be used indoors or outdoors. 2>. Absorbed on metal item to input or output signals. 3>. Once-forming copper bar,... $15.74
$20.99
SKU: 13207
$15.74
$20.99

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ECL-1227 Green LED Digital Display Date Temperature Display DIY Electronic Clock Electric Calendar Alarm DIY Kit with Shell ECL-1227 Green LED Digital Display Date Temperature Display DIY Electronic Clock Electric Calendar Alarm DIY Kit with Shell Parameters: No. Parameter Value 1 Product name Electronic Calendar 2 Model ECL - 1227 3 Displa... $26.39
$32.99
SKU: 13158-2
$26.39
$32.99

RCWL-1601 Ultrasonic Ranging Sensor Module DC 3V-5V Compatible with HC-SR04 RCWL-1601 Ultrasonic Ranging Sensor Module DC 3V-5V Compatible with HC-SR04 Description: RCWL-1601 is a 3V-5.5V power supply open ultrasonic ranging module . The software is fully compatible with hC-SR04. It is with lead-free technology. 2cm ultra-small blind area, typical 4.5m most distant, 2.2mA ultra-low wo... $1.51
$1.99
SKU: 13164
$1.51
$1.99

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3V-5.5V RCWL-1603 Ultrasonic Module Distance Measuring Transducer Sensor for Arduino UART PWM GPIO Output w/ Temperature Compensation High Precision 3V-5.5V RCWL-1603 Ultrasonic Module Distance Measuring Transducer Sensor for Arduino UART PWM GPIO Output w/ Temperature Compensation High Precision Description: The RCWL-1603 is an open ultrasonic ranging module with 3V-5.5V power supply. It contains a variety of working modes including UART, GPIO, PWM and UART AUTO OUT. Its temperature supplement adopts MCP9700 professional tempe... $3.79
$4.99
SKU: 13160
$3.79
$4.99

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AC-DC Converter Dual Channel Dual Output Step Down Power Supply Module AC 85V-265V to DC 5V/24V AC-DC Converter Dual Channel Dual Output Step Down Power Supply Module AC 85V-265V to DC 5V/24V Features: 1>. It is convenient to install the product, and the pre-positioned pin (T type pin) is used directly on the mainboard. 2>. Universal input voltage: 85-264V AC or 110-370V DC. 3>. High efficiency, high power dens... $4.12
$5.49
SKU: 13124
$4.12
$5.49

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AC to DC Converter Dual Channel Step Down Power Supply Board Module AC 85V-265V to DC 5V/12V AC to DC Converter Dual Channel Step Down Power Supply Board Module AC 85V-265V to DC 5V/12V Features: 1>. Super small volume and low power consumption. 2>. International general wide communication input E: 85-264V AC or 110-370V DC. 3>. 100% loaded with aging. 4>. Have flow protection, short circuit protecti... $3.74
$4.99
SKU: 13123
$3.74
$4.99

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AC to DC Converter Dual Output Step Down Switching Power Supply Module AC 85V-265V to DC +/-15V AC to DC Converter Dual Output Step Down Switching Power Supply Module AC 85V-265V to DC +/-15V Features: 1>. The product is easy to install and can be used in the hole welding line. 2>. There are fixed mounting holes in the corners to prevent the movement/vibration of the product without power, and the fixed hole is 3.2m... $5.24
$6.99
SKU: 13122
$5.24
$6.99

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AC to DC Converter Dual Output Step Down Buck Converter Power Supply Module AC 85V-265V to DC +/-12V AC to DC Converter Dual Output Step Down Buck Converter Power Supply Module AC 85V-265V to DC +/-12V Features: 1>. The product is easy to install and can be used in the hole welding line. 2>. There are fixed mounting holes in the corners to prevent the movement/vibration of the product without power, and the fixed hole is 3.2m... $5.24
$6.99
SKU: 13121
$5.24
$6.99

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Battery Charger Controller Undervoltage OverDischarge Protection Module for 2V-120V Battery Battery Charger Controller Undervoltage OverDischarge Protection Module for 2V-120V Battery Parameters: No. Parameter Value 1 Product name Fully automatic battery charging control module 2 Product model YX-X2086 ... $5.69
$7.59
SKU: 13118
$5.69
$7.59

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Battery Charge Controller OverDischarge Undervoltage Protection Module Automatic Power Charger Module for 12V Battery Battery Charge Controller OverDischarge Undervoltage Protection Module Automatic Power Charger Module for 12V Battery Parameters: No. Parameter Value 1 Product name Battery under voltage and charging protection module 2 Product model X802 ... $4.12
$5.49
SKU: 13117
$4.12
$5.49

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Under Voltage Protection Module Battery Charger Controller Charging Discharging Protection Module for 12V Battery Under Voltage Protection Module Battery Charger Controller Charging Discharging Protection Module for 12V Battery Parameters: No. Parameter Value 1 Product name Battery under voltage protection module 2 Product model X801 ... $3.99
$5.35
SKU: 13116
$3.99
$5.35

26

Portable Digital GP2Y1051AU0F PM2.5 Compact Optical Dust Sensor Air Quality Tester Meter Indicator Portable Digital GP2Y1051AU0F PM2.5 Compact Optical Dust Sensor Air Quality Tester Meter Indicator Description: The DEMO evaluation board support model is GP2Y1051AU0F. The DEMO evaluation board has been written to MCU and no other programming is required. After USB power on, it directly display. The power supply is 5V voltage. Conn... $14.99
$19.99
SKU: 13192
$14.99
$19.99

25

JDY-40 2.4G Remote Communication Module Wireless Serial Port Transmission Transceiver Module NRF24L01 Wireless Adapter JDY-40 2.4G Remote Communication Module Wireless Serial Port Transmission Transceiver Module NRF24L01 Wireless Adapter Brief Function Introduction: JDY-40 is developed by 2.4G technology, with a distance of 120 meters. It uses serial communication interface, which is simple and quick to use. Yo u can apply JDY-40 to products only needs to know the know... $1.76
$2.35
SKU: 13191
$1.76
$2.35

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12V/24V 5Bits Voice Prompt Module Doorway Announcer 4M Music Play Module w/ White Shell Protection 12V/24V 5Bits Voice Prompt Module Doorway Announcer 4M Music Play Module w/ White Shell Protection Parameters: 1>. Name: Voice play module. 2>. Voltage is 7-30V. 3>. The power 1- 3W. 4>. The android phone data line connects directly to the computer to replace the sound. 5>. Volume is adjustable. ... $14.78
$19.45
SKU: 13190
$14.78
$19.45

NE555 DIY Kit Electric Component Parts Electronic Piano Organ Module DIY Set with USB Power Cable NE555 DIY Kit Electric Component Parts Electronic Piano Organ Module DIY Set with USB Power Cable Description: The simple electronic organ is used to change the different input of the NE555 oscillation resistance by pressing the key, so that the NE555 can produce different signal frequencies, the buzzer makes a different sound thro... $2.79
$3.49
SKU: 13188
$2.79
$3.49

TDL-555 Touch Delay Switch LED Light DIY Kit Electronics Experimental DIY Electronic Production Training TDL-555 Touch Delay Switch LED Light DIY Kit Electronics Experimental DIY Electronic Production Training Description: This is a DIY touch delay LED kit parts. You should solder it by yourself. Install tools you need: 1>. Soldering iron 2>. Multimeter 3>. Solder wire 4>. Iron stand 5>. Diagonal cutting pliers ... $1.85
$2.35
SKU: 13185
$1.85
$2.35

Undervoltage Control Module LED Display Charge Controller Module for 12V-120V Battery Undervoltage Control Module LED Display Charge Controller Module for 12V-120V Battery Parameters: No. Parameter Value 1 Product name Battery undervoltage protection module 2 Product model YX-X1208 ... $4.87
$6.49
SKU: 13136
$4.87
$6.49

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Undervoltage Control Module Over-discharge Protection Module Charge Controller for 6V-60V Battery Undervoltage Control Module Over-discharge Protection Module Charge Controller for 6V-60V Battery Parameters: No. Parameter Value 1 Product name NC battery charging control module 2 Product model RX-X604 ... $7.31
$9.75
SKU: 13148
$7.31
$9.75

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Over Discharge Under Voltage Protection Battery Discharging Low/Negative Voltage Protection Board Charger Module for 12V Battery Over Discharge Under Voltage Protection Battery Discharging Low/Negative Voltage Protection Board Charger Module for 12V Battery Description: This module has a delayed disconnection and can automatically restore output function. That is, the module will disconnect the output after the battery is under voltage for 3 to 5 seconds, thus avoiding the misoperation du... $6.74
$8.99
SKU: 13146
$6.74
$8.99

26

Power-OFF Protection Module Automatic Switching Module UPS Emergency Cut-off Battery Power Supply 12V to 48V Control Board Power-OFF Protection Module Automatic Switching Module UPS Emergency Cut-off Battery Power Supply 12V to 48V Control Board Description: This is a power outage automatic switch module for 12V-48V battery. Parameters: No. Parameter Value 1 Product model X804 2... $2.99
$3.99
SKU: 13145
$2.99
$3.99

25

XH-M422 TPA3116D2 Class D Double Channel 50W+50W Digital Bluetooth Amplifier Module Stereo Power Amplifier Board XH-M422 TPA3116D2 Class D Double Channel 50W+50W Digital Bluetooth Amplifier Module Stereo Power Amplifier Board Description: This digital amplifier plate adopts TPA3116D2 chip. It is configured with advanced modulation systems. Its high integration reduces the number of components and integrates the natural protection circuit, including overpres... $9.11
$11.99
SKU: 13144
$9.11
$11.99

25

XH-M544 TPA3116DA 150W Mono Digital Amplifier Module Single Channel Digital Audio Amplifying Board Module DC 12-26V XH-M544 TPA3116DA 150W Mono Digital Amplifier Module Single Channel Digital Audio Amplifying Board Module DC 12-26V Description:  This product is a built-in TPA3116D2 chip with the power channel digital power amplifier board.   Parameters:   No. Parameter Value ... $8.66
$11.39
SKU: 13142
$8.66
$11.39

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XH-M173 Karaoke Microphone Amplifier Module Stereo PT2399 AC 12V Dual Power Supply Audio Amplifier Module XH-M173 Karaoke Microphone Amplifier Module Stereo PT2399 AC 12V Dual Power Supply Audio Amplifier Module Description: This type of karaoke board adopts PT2399 chip, which plays the role of echo sound effects. PT2399 is a typical karaoke echo processing integrated circuit.It is widely used in CD, VCD, DVD, TV and karaoke machines. The pr... $5.97
$7.85
SKU: 13140
$5.97
$7.85

DIY Sound Control Module Kit LED Melody Light Funny DIY Electronic Experiment Kit DIY Sound Control Module Kit LED Melody Light Funny DIY Electronic Experiment Kit Description: When music or other sounds are heard, the LED lights will flicker with the rhythm of the sound(sound speed). After the success soldering, you can feel the beautiful melody combination of sound and light.   W... $1.43
$1.79
SKU: 13139
$1.43
$1.79

DIY NE555 Timer Switch Module Kit DC 5V Electronic Experiment Kit DIY NE555 Timer Switch Module Kit DC 5V Electronic Experiment Kit 1.Component listing: NO. Component Name PCB Marker Parameter QTY 1 L7812 IC1 TO-220 1 2 NE55... $2.76
$3.45
SKU: 13138
$2.76
$3.45

DIY Monostable Trigger Circuit Module Kit NE555 UA471 Electronic Experiment Kit DIY Monostable Trigger Circuit Module Kit NE555 UA471 Electronic Experiment Kit 1. Component listing: NO. Component Name PCB Marker Parameter QTY 1 Metal Film Resistor R1,R4 20K 2 2... $4.31
$5.39
SKU: 13137
$4.31
$5.39

XH-M662 DC12V Digital Timer Switch Countdown Timer Module 5-60min or 1-24hours Automatic Controller XH-M662 DC12V Digital Timer Switch Countdown Timer Module 5-60min or 1-24hours Automatic Controller Description: This product is the countdown disconnection module.You can set a minute or an hour. Minute mode range 1-60 minutes. The hour mode is 1-24 hours. Automatically open after setting and automatically close after running. One... $3.59
$4.49
SKU: 13101
$3.59
$4.49

XH-M219 Clock Temperature Humidity Sensor Module LCD1602 Display Module XH-M219 Clock Temperature Humidity Sensor Module LCD1602 Display Module Description: The product is displayed in a 1602 LCD blue screen. It integrates clocks, alarms, and alerts. It can also display temperature and humidity synchronously. It can be embedded in the chassis. The board contains 1302 chip to... $8.99
$11.99
SKU: 13100
$8.99
$11.99

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XH-M214 Humidity Controller Soil Sensor Module 20-99%RH Automatic Control Irrigation System Red Digital Display XH-M214 Humidity Controller Soil Sensor Module 20-99%RH Automatic Control Irrigation System Red Digital Display Description: The probe can be inserted directly into the soil. It is a digital display of soil moisture. When the humidity is below the set value starting pump starts watering, when humidity reaches the set value to stop watering. The ... $5.99
$7.99
US Direct SKU: 13099
$5.99
$7.99

26

XH-M609 DC 12V-36V Charger Module Voltage Overdischarge Protection Undervoltage Protection Power Supply Module XH-M609 DC 12V-36V Charger Module Voltage Overdischarge Protection Undervoltage Protection Power Supply Module Parameters: No. Parameter Value 1 Product name Battery overdischarge protection module 2 Model XH - M609 ... $4.49
$5.99
SKU: 13098
$4.49
$5.99

26

XH-M352 5V 1A Boost Converter Step Up Module Linear Rectifier USB Lithium Battery Charging Power Supply Module XH-M352 5V 1A Boost Converter Step Up Module Linear Rectifier USB Lithium Battery Charging Power Supply Module Description: The booster module adopts FP6717 scheme. FP6717 is using synchronous rectifier technology (state resistance is extremely low power MOSFET is used to replace the rectifier diode), greatly reduce the wastage of the rectifier... $2.24
$2.99
SKU: 13097
$2.24
$2.99

25

XH-M350 Backup Battery Switching Module High Power Board Automatic Switching Battery Power Module 12V 150W XH-M350 Backup Battery Switching Module High Power Board Automatic Switching Battery Power Module 12V 150W Description: This module is for storage battery emergency switch. It adopts the high quality industrial relay and the effective control current can reach 12A. In control of 12V, power can reach 150W. It is widely used in incubators, ... $4.27
$5.69
SKU: 13096
$4.27
$5.69

26

24Pin XH-M229 Desktop PC Power Output ATX Transfer Board Supply Power Output Connection Module 24Pin XH-M229 Desktop PC Power Output ATX Transfer Board Supply Power Output Connection Module Parameters: No. Parameter Value 1 Product name ATX power supply board 2 Model XH - M229 3 Comp... $5.24
$6.99
SKU: 13095
$5.24
$6.99

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DIY Kit Triode Resistance Capacitance Coupled Negative Feedback Amplifier Module Kits DIY Kit Triode Resistance Capacitance Coupled Negative Feedback Amplifier Module Kits Description: The circuit is a typical two-stage impedance capacitance coupled negative feedback circuit. Two switches in the circuit can control the two - level coupling and feedback voltage. RP1 and RP2 in the circuit can change the D... $1.88
$2.35
SKU: 13094
$1.88
$2.35

DIY Kit Independent Adjustable Automatic Timing Switch Pulse Generator DIY Module DIY Kit Independent Adjustable Automatic Timing Switch Pulse Generator DIY Module Description: This circuit can be used as an automatic timer switch, and the switching time can be adjusted independently.JP1 can output switch signals controlled by relays, and JP2 can output rectangular pulses. Key Components Int... $2.39
$2.99
SKU: 13093
$2.39
$2.99

DIY Kit Electronic Doorbell Suite NE555 Electronic Production Transformer Sound Circuit Processing Board Module DIY Kit Electronic Doorbell Suite NE555 Electronic Production Transformer Sound Circuit Processing Board Module Description: The kit is a circuit for a bell that can make "ding, dong" sound. It is composed of a time base circuit integrated block and peripheral components. It has a beautiful sound quality, easy to install, low cost and ... $1.59
$1.99
SKU: 13092
$1.59
$1.99


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