Features: 鉁? WiFi PIR Motion Sensor 鉁? Measure the light sensitivity 鉁? Simple and convenient operation 鉁? Small and compact size, also decorate your home 鉁? Support multi-device controlled, enjoy your smart home with WIFI 鉁? Can continue to detect day and night with advanced PIR technology 鉁? Do not need home gateway, you can easily achieve the intelligent control of home appliances Specification: Material: ABS Color: White Battery: CR123A x 1 Standby time: 5 years Sensitivity distance:7m Sensitive angle: 110° Standby current: 20uA Wireless Type: 2.4GHz Protocol: IEEE 802.11b/g/n Wifi distance: 45m Use Time: 1 year (25 times/day), 2 year(10 times/day) Operating Temperature: 0鈩? /span>40鈩?( 32°F-104°F) Operating Humidity: 20% 85% Storage Temperature: 0鈩? /span> 60鈩?( 32°F-140°F) Storage Humidity: 0% 90% Free app:Tuyasmart or Smart Life. Support systems: Android and IOS. Product size(D*W*H): 48× 48 × 50mm Package includes: 1 X Motion Sensor 1 X English User Manual1*CR123A lithium battery