ARDUINO UNO R3 A000066 OPEN SOURCE ELECTRONICS PROTYOTYPING PLATFORM

ARDUINO UNO R3 A000066 OPEN SOURCE ELECTRONICS PROTYOTYPING PLATFORM

Disc. 115vac  Relay Board

Disc. 115vac Relay Board

WATER ALARM KIT

Gives alarm sound when water is detected. Incorporated alarm buzzer. Water sensor can be placed at a distance by cutting the board and using wires to connect the sensor. Specifications power supply: 9V battery (not incl.) dimensions: 1.8 x 2.8"
Item# MK108
$7.95
Availability: In stock