Tuya Smart WiFi Vibration Sensor Detection Smart Life APP Notification Real Time Motion Shock Alarm (No Battery) 【WiFi Connectivity】Direct connection to home WiFi networks enables remote monitoring and control through the Tuya Smart App,ensuring you stay informed anywhere,anytime. 【Real-Time Alerts】Instant notifications are sent to your mobile device upon detecting vibrations,keeping you constantly updated on the situation. 【High Sensitivity】Capable of detecting even minute vibrations,providing accurate and reliable monitoring for various applications. 【Adjustable Sensitivity】Features three sensitivity levels (low,medium,high) to adapt to different environments and applications,ensuring optimal performance. 【Energy Efficient】Low power consumption design extends battery life and reduces maintenance requirements,with a static current of ≤95uA (average). 【Compact Design】Sleek and unobtrusive design (70x24.5x21mm) fits seamlessly into any environment without being conspicuous. Specifications: Input voltage: 3V (AAA battery,not included) Adjustable sensitivity range: low,medium and high Quiescent current: ≤95uA (average value) Alarm current: ≤125mA Low power undervoltage: ≤2.4V Communication method: WiFi (802.11 b/g/n) Application: Tuya Smart/Smart Life Operating temperature: -10℃ to +55℃ Humidity range: 0% to 95% RH (non-condensing) Dimensions: 70x24.5x21mm Package included: 1 x Vibration Sensor 1 x English Instruction Manual