1.You can view the indoor movement in real time throughyour mobilephone , and send alarm notification remotelyif someone invades 2.Powerful Functions Satisfying your imagination 3.Mobile App Remote Monitor your home 4.High precision Capture every tiny movement . 5.Equipped with a 360 base , it can be freely placed and supportsmultiple installation methods such as flat or wall mounted Battery:AAA1.5V*2 ( not include ) Standby current:Less than 40UA Standby time:6 months Sensitivity distance:Less than 5m Sensitive angle:105° Wireless Type:2.4GHZ Protocol:IEEE802.11b / g / n Wireless Range:45m Operating Temperature:-10°C-45℃ Operating Humidity:20%-85% (not include batteries) Colour:White Material:PC Package Contents: 1 x Alarm 1 x Base Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.