PIR, door/window, temperature and illumination, 4 sensors function in one. - (1)Door/window (2)PIR (3)illumination and (4)temperature functions in one sensor - Adopt newest Z-wave 400 series chip, support multichannel operation and higher data rate (9.6/40/100kbps) - Higher output power (+2.5dBm output power as compared to -2.5dBm 300 series Z-wave module) to enhance the communication range - 1500mA CR123A lithium battery to guarantee 2 year battery life - Built in light sensor while applied to light control - Adopt Z-Wave protocol to secure the success of wireless two way communication - With Tamper proof protection - Easy install - Low battery indication - Auto report the open/close status and battery status - FCC part15.249 / EN300 220-1/ certification - NCC