S100 Door & Window Sensor Alarm for Home Security, Easy Installation, App with Realtime Alerts

Detects the Status of Door and Window (Open or Close)Range: Up to 50m Outdoor; Up to 30m indoorRadio Frequency: 868.4MHz EU; 908.4MHz USPower: Cr2x1Standby Current: 2uABattery Life: 2 yearsInstall on the Door or WindowsEasily Install with Screws or StickerOperation Temperature: 0 -40CSize: Main Body: 2.8 × 0.83 × 0.87 inchesDeputy Body: 1.57 × 0.43 × 0.43 inchesThis device only works with 2.4 GHz wireless connection.   iView S100 Door Sensor Highlights Magnetic strip that tracks the status of doors and windows (open or close) Easy Installation with sticker or screws Simple app with real-time alerts with security notifications Main Body: 2.8 × 0.83 × 0.87 inchesDeputy Body: 1.57 × 0.43 × 0.43 inches 0.06 lbs Includes main body, deputy body, 6 screws, 6 plastic wall anchors, 2 stickers (1 for main body, 1 for deputy body) Introducing iView S100 Door Sensor, the latest innovation in iView smart home technology. Always forgetting whether or not you locked your door or closed your windo