TA-M300 is wireless door magnetic contact that can be mounted on door and window.
Wireless Door/Window Magnetic Contact
Power Requirements:DC=12V-8.4V(23A DC=12V battery inside)
Power Requirements:DC=12V-8.4V(23A DC=12V battery inside)
Current Consumption:less than 20uA;
less than 15mA while transmitting
Transmit Freqency:315±0.2Mhz/433±0.2Mhz
Transmit Duration:less than 1s
Transmit Distance from host:more than 300M(no obstacle)
Installation:less than 15mm between part A and part B
Coding Type:Fixed Code
Dimension(LWH):71X36X15mm
Operating Temp:-10℃~+40℃
Humidity:less than 90%