2PC 5-channel Flame sensor module/Dual analog and digital output #TT

2PC IC HUB module I2C hub interface expansion board 8-channel #TT

2PC Sound Sensor/High-sensitivity microphone sensor module #TT

2PC 8-channel 3.3V-5V IIC UART SPI TTL bidirectional level conversion module #TT

2PC TTP229 16-channel capacitive touch switch digital touch sensor module #TT

1PC NEW 1, 2, 4, 8 channel 5V, 12V, 24V relay module 9V #LL

2PC Non-contact water level/liquid level detection sensor module #TT

2PC GY-MAX4466 sound sensor module MAX4466 microphone preamplifier #TT