Tuya Smart Zigbee Door Magnetic Sensor Home Security Anti-Theft Alarm Window Door Open Detector •Battery Powered: Operates with 2 AAA batteries,ensuring easy installation and maintenance •Real-Time Monitoring: Instantly check the status of your doors and windows,keeping your home secure at all times •History Records: Access the history of door and window activity through the Tuya Smart App for comprehensive monitoring •Smart App Notifications: Receive instant alerts on your smartphone via the Tuya app,keeping you informed of any changes •Voice Assistant Compatibility: Works with Amazon Alexa and Google Assistant,allowing for seamless integration into your smart home system •Low Battery Alerts: Get notifications when the battery is low,ensuring continuous protection •Smart Automation: Create intelligent interactions with other smart devices in your home for enhanced security and automation •Versatile Applications: Ideal for monitoring doors,windows,drawers,and other movable applications that require detection Specifications: •Battery: 2 x AAA battery (not included) •Quiescent current: ≤10uA •Alarm current: ≤15mA •Low voltage: ≤2.5V •Ziqbee operating frequency: 2.400GHz-2.484GHZ •Magnetic control distance: ≥15mm •Light range: 0~10000Lux •Operating temperature: -10℃~+50℃ •Operating humidity: maximum 95%RH Package included: •1 x Sensor •1 x Host •1 x English and Chinese User Manual