Features:
Real Time Monitor: When you leave home, it will push notification message to you when the door/window opens or closes, so you can open the APP “Smart Life or Tuya Smart” to check in time
Easy to Operatiomn: Work with Google Home,Alexa,IFTTT,Check up the state through voice with Google or Alexa, don't have to open Smart Life APP
Control: Multiple people can control the device via APP at the same time,you could share the device to your family members
Ultra-Long Standby Time: Built in batteries(AAA battery,battery not included), of which standby time last for 1 years
Easy to Install: Applied to Various of Occasion: home,office,store,warehouse
Specification:
Battery: AAA 1.5V x 2 (Batteries not included)