Microcontrollers & Electronic Boards

10W/15W/20W Stereo Bluetooth Power Amplifier Board 12V/24V High Power Digital Amplifier Module

$56.73 $104.95
12V Water Level Automatic Controller Liquid Sensor Switch Relay 30A

$42.8 $69.76
2.1 Channel 2*15W 30W Bluetooth Power Subwoofer Amplifier Board HiFi Class D Home Theater Audio Stereo Equalizer AUX AmpXY-E30H

$67.63 $107.53
200A Voltmeter Ammeter RC Car Battery Tester Voltage Power Energy Electric Current Monitor Meter Digital Wattmeter DC 0-60V

$58.71 $94.52
20KV 20000V High Voltage Pressure Generator Igniter Step Up Boost Module Coil Transformer Pulse Ignition 1.5A DC 3.6-6V

$46.69 $83.11
2x100W XH-A105 Bluetooth 5.0 TDA7498 digital amplifier board Stereo Audio AMP Module Support TF Card AUX 12V 24V

$58.05 $91.14
3.7-5V Mini Bluetooth Stereo Audio Receiver Board Module With Mic for arduino MP3 Player Bluetooth Lossless Decoder Board With microphone and switch Microphone with switch with case BT5.0-Audio PRO

$52.65 $68.97
3A High Power 18650 Lithium Battery Boost Module 5V 9V 12V Charging and Discharging Board Uninterrupted Power Supply

$38.8 $74.49
50W*2 Bluetooth 5.0 Power Amplifier Class D Audio HiFi Stereo Wireless Music Player Mini USB Sound Card App Digital AMP Board

$53.43 $105.26
5W Qi Wireless Charging Standard Universal Wireless Charger Receiver Module Pure Copper Coil Circuit Board Charging for CellPhon 5.0

$40.31 $79.01
5W Voice Playback Module Board Module MP3 Music Player SD/TF Card Integrated IO Trigger UART Protocol Control For Arduino Tools

$66.61 $122.56
6J2 Tube preamplifier Board Headphone Power Amplifier Module 6J2 Electronic Valve Preamp Bile Buffer Amplifier AC12V DIY Kit

$61.15 $78.27