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DIY Kit Clap Control Switch

 250.00
 Electronic Acoustic Clap Control Switch DIY Kit Sound Sensor Electronic Circuit DIY Suit Integrated PCB Module  Features: Easy to use

DIY Kit Ding dong doorbell

 250.00
NE555 doorbell information Feature: Dingdong doorbell switch s1 is a button switch on the door, no need to press the

DIY Kit Light Control Sensor Switch

 150.00
Product Description Type:electronic moduleModel Number:Photosensitive switchApplication:experimental modulesOperating Temperature:-40°-+85°Supply Voltage:3VPackage:Moduleis_customized:YesWorking voltage: DC 3V

DIY Kit Photosensitive Sound Light Alarm

 300.00
This circuit is used to detect the ambient light. When the light is bright, it will give an audible and