Sonoff TH16 Switch : Power supply : 90-250V AC Max.Current : 16A Wireless accepted : Wi-Fi 2.4 GHz b/g/n Security Mechanism : WEP/WPA-PSK/WPA2-PSK Material : FR-ABS Connector : Universal CE&R ohs documented Max Powers : 3500 watts Dimension : 114 -LRB- L -RRB- * 51 -LRB- W -RRB- * 32 -LRB- H -RRB- mm AM2301 sensing element Specification : Power : DC3 .1 ~ 5.5 V Shell Material : ABS AM2301 sensing element Weight : 14g Temperature : Resistive sensing element Humidity : electrical phenomenon sensor material : Non-Waterproof Functions : 1.Real-time Monitor : Monitor period of time temperature and humidity 2. Auto : Set Auto mode to turn on/off at a specific temp.or hum. 3. enchiridion : Set enchiridion mode to turn on/off immediately 4. Trigger overbold : The temp.or hum. Values as overbold scene trigger conditions to trigger on/off remaining Sonoff devices 5. far ON/OFF : Turn electric devices on/off from anywhere, can without TH sensor 6. : Set scheduled/countdown timers to turn on/off at specific time, peak 8 timing schedules for each added device How to use it ?. . extendible the sensor until the William Green wakeful flash 2. `` search `` icon to add device 3. your Wi-Fi password 4. the device Welcome to visit the below link to get more user enchiridion of SONOFF TH16 : http://ewelink.coolkit.cc/?p=149 Package Included : SONOFF TH16 x 1 AM2301 -LRB- Non-waterproof Humidity & Temperature sensor -RRB- x 1 .