General description The Tuya WiFi Smart Door Magnetic Sensor is a reliable and convenient solution for enhancing your home security. This device allows you to monitor your doors and windows remotely through the Smart Life or Tuya Smart app, providing peace of mind whether you're at home or away. Technical specifications App: Smart Life / Tuya Smart Battery: 2 x AAA (not included) Color: White Material: ABS Measurement allowed error: +/- 1-3 cm Package Contents 1 x Smart door magnetic sensor Other information Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.