Wireless door sensor

Working voltage 3V 2 AAA alkaline batteries

Wireless transmission distance ≥150 meters open place

Transmitting frequency 433 92MHZ/315MHZ/868 4MHZ optional

Launch agreement 1527

Quiet current ≤2μA  

Emission current ≤15mA

dismantling switch normally closed Product size 72*45 5*14mm