Categories
Signal Generator PWM Pulse Frequency Duty Cycle Adjustable Module LCD Display 1Hz-150Khz 3.3V-30V
Description:
PWM output, you can set the frequency, duty cycle;
Frequency is divided into four ranges, automatic switching:
1>. XXX (no decimal point): the smallest unit is 1Hz, the value range of 1Hz ~ 999Hz;
2>. X.XX (dec...
$3.35
$4.79
SKU: 12477
$3.35
$4.79
30
Smart Car Robot Plastic Tire Wheel + DC Gear Motor 3v 5v 6v
SKU:
2699
Quantity:
1
Motor Detailed parameters
...
$3.35
$4.79
SKU: 2699
$3.35
$4.79
30
D16mm 108KHz Ultrasonic Mist Maker Atomizer Transducer w/PCB DC 3-12V for Ceramic Humidifier
Product Introduction:
1.Diameter:16mm
2.Frequency:108+/-5KHz
3.Driving Voltage:DC 3-12V
4.High Conversion Efficiency
5.Low Impedance Stable Waveform
6.Low Dielectric Loss
7.Power:1.5-3W
8.Service Life:>3000h
9.Strong...
$3.42
$4.89
SKU: 11437
$3.42
$4.89
30
DC 5V MP3 Wireless Bluetooth-compatible Audio Receiver Module Lossless Decoder V4.1 for DIY Speaker Compatiable with Andrioid iOS
Parameter:
1>.Supply voltage: DC 3.7-5.5V
2>.Work current: 23mA-30mA
3>.Power supply interface: Micro USB or Male Pin
4>.Bluetooth name: BM3
5>.Bluetooth password: 168...
$3.42
$4.89
SKU: 13825
$3.42
$4.89
30
0.5mm 10m Enamelled Copper Wire Magnet Wire For Transformer Enameled Inductance Coil
Description:
【Not Easy Short Circuit】: This enameled wire is made of pure copper inside, with insulating paint on the surface, and the insulating layer is made of polyester patent leather, which can protect the coiled wire from short c...
$3.49
$4.99
SKU: GY18140
$3.49
$4.99
31
0.7mm 10m Enamelled Copper Wire Magnet Wire For Transformer Enameled Inductance Coil
Description:
【Not Easy Short Circuit】: This enameled wire is made of pure copper inside, with insulating paint on the surface, and the insulating layer is made of polyester patent leather, which can protect the coiled wire from short c...
$3.49
$4.99
SKU: GY18144
$3.49
$4.99
31
100s Time Delay Relay Module AC 220V Adjustable Device Power ON Protector
Description:
It is a AC 220V power ON delay relay module. Used for device boot protection.
Parameters:
1>.Item Name:AC 220V 100s Delay Relay Module
2>.Model:QF1022-B-100S
3>.Work voltage:AC 220V
...
$3.49
$4.99
SKU: 13540
$3.49
$4.99
31
12V 12W PI Polyimide Heating Film Heater Tape Plate Fast Preheating 10mmx93mm
Specification:
1.Size:10mmx93mm
2.Working Voltage:12V
3.Power:12W
4.Maximum Temperature: about 150℃
Description:
1.Uses polyimide as an insulator outside, and the thermo foil as an electric heatin...
$3.49
$4.99
SKU: 11614
$3.49
$4.99
31
20g-6kg Resistive Film Pressure Sensor 18mm Flexible Force Sensitive Resistor for Robot Wearable Device
Description:
1>.Type:PR-C18.3-ST
2>.Sensing area diameter:18mm
3>.Measuring range:20g-6kg
Use manual:
Place the round side of the gasket over the sensor.In the center of the sensing a...
$3.49
$4.99
SKU: 13670
$3.49
$4.99
31
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...
$3.49
$4.99
SKU: 13160
$3.49
$4.99
31
433MHz 4-Channel Wireless Receiver Module with 4-Key Remote Control 4.5-5.5V 3mA 15-50m
Product Introduction:
1.Operating Voltage:4.5-5.5V (input port) VCC:connects with power positive;GND:connects with power negative
2.Output Way:the module power on defaults output low level;after pressing the remote control,it will
...
$3.49
$4.99
SKU: 11965
$3.49
$4.99
31
4S 10A 14.8V 16.8V 18650 Li-ion Lithium Battery Charger BMS Protection PCB Board
Description:
Lithium battery protection board. It is used to protect the battery to prevent the battery from being over-discharged or over-charged during use, resulting in battery damage.
Features:
1>. Small size.
2>. Si...
$3.49
$4.99
SKU: 13229
$3.49
$4.99
31
5pcs D20mm Ultrasonic Mist Maker Atomizing Transducer Atomizer Ceramic Humidifier Accessories
Product Introduction:
1.Specification:20*1.2mm
2.Resonance Frequency:1.70MHz
3.Resonance Impedance:<2 ohm
4.Coupling Coefficient:>52 %
5.Static Capacitance:1800pF
6.Atomization Amount:<380ml/h
Details:
$3.49
$4.99
SKU: 12749
$3.49
$4.99
31
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>. With flow protection, short circuit protecti...
$3.49
$4.99
SKU: 13123
$3.49
$4.99
31
DC 12-30V XH-A902 Operational Pre-Amplifier Module NE5532 Amplifier Front Panel Digital Audio Module
Description:
The XH-A902 audio preamplifier board uses the original imported op amp chip, which is purer than other similar op amps.Smaller noise floor.It is suitable for a wide range of preamplifier amplification of all audio...
$3.49
$4.99
SKU: 13904
$3.49
$4.99
31
DC 12V 10minute Delay Relay Module 10A Switch Controller Adjustable Trigger Delay Circuit Board
1.Description:
QF1025 is a trigger delay module.User can adjust delay time by potentiometer to meet require.
2.Feature:
1>.Low level trigger
2>.Support input reverse connection protec...
$3.49
$4.99
SKU: 15148
$3.49
$4.99
31
DC 12V Timer Relay Control Switch DIY Kit 100s Delay Electronic Soldering Practice Learning Kits
1.Introduction:
TME-R1 is a 100s DC 12V Timer Relay Control Switch DIY Kit.
It is a very simple delay module.
User can set delay by potentiometer and start delay by press button.
It is very suitable for starting protection of ele...
$3.49
$4.99
SKU: GY19619
$3.49
$4.99
31
DC 3.3V 2Bit Optocoupler Isolator 3.3V to 3.3V PLC Signal Converter Board 2 Channel Level Voltage Converter NPN Output
Description:
1>.Adopt new and original Taiwan optocoupler.
2>.The limit conversion frequency is 20KHZ.
3>.Wide range of uses, can be used for signal isolation, level conversion between single-chip, PLC and other sign...
$3.49
$4.99
SKU: 13671
$3.49
$4.99
31
DC 5-12V Digital Audio Receiver USB SD TF Card MP3 Decoder Board Recording Time Display FM Radio Speaker Module
Product Introduction:
1. Specification:83*28*30mm
2. Central Hole Distance:75mm
3. Support TF card orr U-disk playing
4. Power Supply Voltage:DC 5-12V
5. With 3pcs blue backlight LED lamp
6. Support FM/AUX,can control AUX inp...
$3.49
$4.99
SKU: 11647
$3.49
$4.99
31
DC 5V Electric Code Lock Suite For DIY Kit Electric Teaching Experiment
Parameter: Work voltage:DC 5V
Characteristics:
▲The whole process is processed by high-quality glass fiber tin-plated board.
▲Specially designed for the training.
▲Easy to withstand repeated and...
$3.49
$4.99
SKU: 13818
$3.49
$4.99
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