Active Buzzer Module DC 3-5V Alarm Module Low Level Trigger for Arduino
1. Description:
When the IN port is low, the triode will turn-on. Then the buzzer ring, and small red lamp lights.
It can be used as the external module of many kinds of circuits, such as MCU.
2. Feature:
Audib...$1.65SKU: 12524 $1.65
USB Heater 5V 5W Bendable Heating Film 30-40Celsius 1M USB for Gloves/Home
Description:
Support all USB interface with 1.5A output capability, heating piece can be bent freely.
Note:
1>. If exposed to air, the heating pad does not work well.
2>. The heating piece can be placed directly in therm...$2.35SKU: 12521 $2.35
Temperature Sensor Module DC 3.3V-12V NTC-10K Thermistor Module for Arduino
Description:
The temperature sensor test temperature,and the voltage comparison to detect the temperature. When the temperature is greater than the set point, the DO outputs are low.
Features:
1>. 2mm temperature sensor head,...$2.15SKU: 12519 $2.15
LM317 Adjustable DC Power Supply Module DIY Kit Electronic Production
1. Description:
LM317 adjustable DC power supply board.
2. Features:
1>. This is a particularly practical power pack that switches the voltage display or voltmeter function freely by twisting the voltage knob!
...$10.95 $13.69SKU: 12518 $10.95 $13.69
Second Counter Counting DIY Kit Signal Generation Circuit Teaching Suite Learning Kits
Description:
The signal generating part of the second counter is composed of an integrated circuit CD4060.
Principle:
CD4060 contains an oscillator, the oscillator circuit can be connected to RC or crystal oscillator, the circui...$3.00 $3.75SKU: 12517 $3.00 $3.75
Pyroelectric Infrared Sensor Module DIY Kit Anti-theft Circuit Sensor Module DIY Kits
Description:
The pyroelectric infrared sensor anti-theft circuit consists of pyroelectric infrared sensor PIR, integrated operational amplifier LM358, voltage comparator LM393, 110 alarm circuit and startup delay circuit. The circuit c...$4.79 $5.99SKU: 12516 $4.79 $5.99
STC15F104W Microcontroller Core board Learning Board Development Replace STC15F104E
Description:
1>. Timer module: T0 and T2, T0 work is 16 bits can automatically reset the initial value of the timer counter in the way 0, and it is 8 bits of automatic reset counter in the way 2, in the way 3 is decomposable. The wo...$1.68 $2.15SKU: 12514 $1.68 $2.15
Pin Board Adapter Wireless Module Converter for ESP8266 ESP-01 ESP-01S
Description:
1>. This is the commonly used ESP-01 type breadboard adapter for ESP8266 serial to WIFI transceiver modules.
2>. Since the ESP-01 pin arrangement is not bread plate friendly and has no label, this makes it less con...$1.76 $2.35SKU: 12513 $1.76 $2.35 26
DHT11 Temperature Module and Humidity Shiled for ESP8266 ESP-01/ ESP-01S
Description:
This module uses ESP8266-01/ESP-01S (without ESP-01S or ESP-01) as the master control, and DHT11 as temperature and humidity sensor.
ESP8266 collects the temperature and humidity in ...$2.93 $3.75SKU: 12512 $2.93 $3.75 23
5V Bluetooth Audio Module Bluetooth Receiver Universal Audio Module
1. Description:
The module can choose mono and stereo output, and the Bluetooth antenna is built. The power supply voltage is 5V. It can be used as common power amplifier and active speaker to increase Bluetooth connection function.
...$2.24 $2.99SKU: 12506 $2.24 $2.99 25
Bluetooth Audio Receiver Module MP3 WMA WAV FLAC Decode Board Lossless Bluetooth 4.2
Description:
KCX_BT003 is a Bluetooth audio decoder with Bluetooth, audio, Bluetooth, MP3 decoding in one.
In Bluetooth mode, it supports the various smart phone players on the market to play music, and support cal...$2.81 $3.75SKU: 12505 $2.81 $3.75 25
Bluetooth Audio Receiver Module Lossless Bluetooth 4.2 Wireless MP3 Decode Board Module
1. Description:
KCX_BT002 is a Bluetooth audio module that integrates Bluetooth, audio and Bluetooth phone calls. It supports the market, all kinds of intelligent mobile phone player to play music, voice calls, telephone / hang up call...$4.76 $6.35SKU: 12504 $4.76 $6.35 25
PWM to Voltage Converter Module 0%-100% to 0-10V for PLC MCU Digital to Analog Signal
Description:
1. The PWM transfer voltage module LC-LM358-PWM2V converts the PWM digital signals into 0 to 10V analog signals.
2. It can be used as signal interface switching for PLC or other industrial control boards. The output volt...$4.67 $5.99SKU: 12498 $4.67 $5.99
OTL Power Amplifier Circuit DIY Kit Module Electronic Practice Kit Learning Suite
Description:
This kit can be used in the teaching and training of electronic technology and skills, electronic skills teaching, electronic technology teaching,
digital circuit teaching, electronic enthusiasts and beginners training.
...$2.20 $2.75SKU: 12492 $2.20 $2.75
LM386 Oscillation Circuit DIY Kit Electronic Practice Kit Learning Suite
Description:
This kit can be used in the teaching and training of electronic technology and skills, electronic skills teaching, electronic technology teaching, digital circuit teaching, electronic enthusiasts and beginners training.
...$2.39 $2.99SKU: 12491 $2.39 $2.99
LCUS-1 5V USB Relay Module CH340 USB Intelligent Control Switch Relay Module
1. Description:
1>. Controller Chip: onboard high performance microcontroller chip
2>. Control Chip: onboard CH340 USB control chip
3>. LED Indicator Lamp: onboard power LED indicator lamp and relay status LED indica...$6.28 $7.85SKU: 12488 $6.28 $7.85
RGB LED Light Modulator Programmable PWM Controller for Arduino
1. Description:
1>. Onboard high performance microcontroller chip
2>. Onboard three-channel MOSFET tube, respectively control RGB LED lamps
3>. Onboard power LED indicator lamp and reset key
4>. On...$3.89 $4.99SKU: 12486 $3.89 $4.99 23
TTL to RS485 Converter 3.3V/5.0V Hardware Automatic Control for Arduino AVR
1.Description:
The power supply of this product is wide voltage (3.0V ~ 30V), 3.3V system and 5.0V system compatible, 3.3V and 5.0V signals can match. This product with a terminal block and silicone wire, direct wiring use, all...$2.88 $3.69SKU: 12476 $2.88 $3.69
NE555 Electronic Organ Module Suite Bistable Oscillating Circuit DIY Kits
Description:
This circuit scale can generate different sounds, and different keys correspond different scales. Its principle is IC555 connected as an oscillator,
and the vibration frequency depends on the resistor value (R1-R10). The...$2.20 $2.75SKU: 12461 $2.20 $2.75
4-Bit 0.56 Inch LED Digital Tube RS485 Display Screen Module PLC Communication DC 7-36V
Feature:
1>. Easy to install, it can be embedded by opening a hole on the panel
2>. Built-in switch power switch, wide input voltage range, high conversion efficiency; and it can operate for a long time
3>. Reverse connect...$11.30 $14.49SKU: 12459 $11.30 $14.49 23
Multivibrator Oscillating Flashing Lights LEDs DIY Kit Funny Flash Circuit
Operating Principle:
Once power on, the two triodes will compete to connect. Due to the difference of components, only one triode can be connected first.
If VT1 is connected first, then VT1 collector voltage will decrease, LED1 will ...$1.19 $1.49SKU: 12458 $1.19 $1.49
Analog Computer Program Control Bell DIY Kit 48Bit Adjustable Electronic Alarm Clock
Description:
1>. This circuit has 48 channels, and it can set alarm time independently and analog computer controlled bell. If remove the buzzer and add a relay, it can control the bell ring, which functions like computer contr...$3.19 $3.99SKU: 12457 $3.19 $3.99
DIY Kit DC 12V Typical Division Voltage Bias Single Tube Low Frequency Amplifier
Description:
This circuit is a typical partial bias bias, emitter negative feedback of the common-emitter amplifier circuit,
and then a wide range of applications in a wide range of circuits.
Application:
1>. Component iden...$1.48 $1.85SKU: 12456 $1.48 $1.85
TEC4056 18650 Charger Module 4.2V Lithium Battery Charger with Cable
Description:
1>. 0.3A, 0.5A, 0.8A current charging
2>. Adopt micro USB interface, convenient to use
3>. Charging status LED indicator lamp: red lamp charging; green lamp fully charged
4>. Suitable for 18650 lithium no...$3.11 $3.99SKU: 12451 $3.11 $3.99 23
TEC-06 Battery Capacity Tester Mini USB 16W Electronic Load Max 500AH LED Display with Fan
Description:
TEC-06 is constant current electronic load.It uses high-precision DAC loop control technology to control output current for power supply or battery.
So that the current does not change with the voltage changes.It is a lo...$11.51 $14.75SKU: 12449 $11.51 $14.75
Power Polarity Detection Module AC L/N/E Wire Detector 16A Voltage Regulator
Description:
The power detector module can be used to check whether the live line, zero line of the socket are connected according to the request,
and it can figure out the safety problems of household socket so as to guarantee your ...$2.22 $2.85SKU: 12436 $2.22 $2.85 23
ATGM336H GPS BDS GNSS Dual Mode Positioning Module EEPROM 5V 25mA for Vehicle Location
1.Description:
1>.Excellent positioning and navigation function, and it supports single system positioning of BDS/GPS/GLONASS satellite navigation system, random combination multi-system positioning, QZSS and SBAS system
...$7.87 $10.49SKU: 12420 $7.87 $10.49 26
ZVS Induction Heating Driver Board High Voltage Generator Circuit PCB DC 12-30V 30-50KHz
Description:
ZVS driver module adopts flyback circuit, and it can be used for driving FBT flyback transformer.
Because it achieves zero voltage switching, it is generally called ZVS. It has high power, emit a little heat and high rel...$7.37 $9.45SKU: 12419 $7.37 $9.45
