◆ Suitable to install between the wireless detector and the alarm host. When the wireless detector is far away from the host, SK-05W can play a role of, so wireless transfers can expand to 500M(in the open place)

Sending distance	300m (open , anti-interference )	Wireless frequency	315MHz（433Mhzfor option）
Receiving distance	300m (open , anti-interference )	Working current	≤50mA（sending），≤15mA（static state）
Standby battery	DC9.6V/250mA Ni-mh (optional)	Working temperature	-25℃～55℃
Power supply	AC85V～265C/50Hz	Anti-electromagnetism	＞30V/M