Description:

1. MCU processing adopted

2. Automatically identify valve control

3.Wireless transmitting digital signal

4. Low power indication

5. Automatic temperature compensation

6. SMT adopted, anti-RFI & anti-EMI

7.Low power consumption, long battery life

8. Adjustable detecting distance

9 Pulse count optional

Technology parameter:

Standby current: less than 12uA

Alarm current: less than 15mA

Operating temp.: -10 to +50 degrees

Installation mode: wall mounted

Installation height: about 2m

Detecting distance: 9-18m

Detecting angle:110 degrees

Transmitting Freq.:  315Mhz / 433Mhz

Sending distance: more than 100m