Specification: Product Name Rain Sensor Module Model YL-83 Voltage DC 3.5-5V Drive Capability 15mA Raindrop Checkout Console Size 54 x 40mm/2.1″ x 1.6″(L*W) Control Board Size 30 x 15mm/ 1.2″ x 0.59″(L*W) Cable Length 21cm/8.3″ Materials PCB,Plastic, Iron Color Black, Blue Weight 13g Package Content 1 x Control Board 1 x Rain Checkout Console 2 x Connection Cables
Descriptions: Power indicator, output LED indicator. TTL output effective signal is low level. Can directly drive relay, buzzer, fan. The sensitivity can be adjusted by potentiometer. The LED will light up the high level as no rain. As rains, output low level, LED is on.