18650 Battery Holder 3 Slots 11.1V Black Battery Holder Case
tcp 11.1v 3500mah 25c battery xt60 female
5V Rain sensor Relay Module 02(Power on when no water)
ON-OFF, 4 Pin Light - IC104 Large Switch
1 Channel Remote Controllor Self Lock Switch Relay Board Wireless IR Control 6V
Keyestudio Analog Piezoelectric Ceramics Vibration Sensor