1. Zigbee Door/Window Sensor | SNZB-04P, Assistant of Automation, Guardian of Security 2. Embark on the Journey of Smart Living 3. Automatically turn on the night light when going to the bathroom at night. 4. Suitable for Scenes 5. The Guardian of House<br><br>Description: 1.Model: SNZB-04P 2.Wireless connection: Zigbee 3.0 3.Installation distance: ≤20mm 4.Battery model: CR2477(3V) 5.Working temperature: -10°C-60°C 6.Working humidity: 5-95%RH,non-condensing 7.Material:PC 8.Product dimension:Transmitter(50.5x32x21.9mm);Magnet(27x12x12.4mm) Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Not Affect The Use Colour:As Shown<br><br>Package Contents: 1 Set x Door And Window Sensors 1 x English Instruction Manual<br><br>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.