[Window & Door Alarm Sensor for Home Security] SwitchBot Contact Sensor can detect the opening/closing of doors and windows, guarding security of the elderly, children, and pets. With the built-in light sensor, it will automatically trigger the Switchbot Bot to turn on the light when someone moves when the environment goes dark. The magnets need to be aligned with the bottom of the body, and the distance between the two components needs to be less than 1.2 inches (30mm).

Easy to use - Easy to set up the Hub Mini in SwitchBot App. With 'Smart learning' mode, it can mimic your existing remote control in 5s. USB-powered and portable, you can take & place it everywhere. (*SwitchBot Hub Mini only support 2.4GHz Wi-Fi.) Additionally, pair with the SwitchBot Remote (local Bluetooth connection) to conveniently control your curtains' open and close functionality with a simple button press.

3D Face, Palm Vein, and Fingerprint for Every Family Member: Everyone unlocks their way. You walk up for face recognition after work. Your elderly parent waves a hand for palm vein — no tiny fingerprint needed. Your teenager taps a finger on the way to school. 3D structured light works in total darkness (20,000 IR dots, under 1 second). Palm vein reads from 3 to 10 inches, no contact. Fingerprint stores 90 prints, 0.3s recognition. All data AES-128 encrypted, stored locally on device.

3D Face, Palm Vein, and Fingerprint for Every Family Member: Everyone unlocks their way. You walk up for face recognition after work. Your elderly parent waves a hand for palm vein — no tiny fingerprint needed. Your teenager taps a finger on the way to school. 3D structured light works in total darkness (20,000 IR dots, under 1 second). Palm vein reads from 3 to 10 inches, no contact. Fingerprint stores 90 prints, 0.3s recognition. All data AES-128 encrypted, stored locally on device.

【Perfect fit for all windows】Easily adjust the retractable curtain box for a snug fit, even with measurement errors. Covers window widths from 43.3' to 55.1'(Check Size before puchase).

Update your curtains effortlessly, no modifications or tools needed. Hang the curtain 3, install the positioning magnets and connect it to our app. Three easy steps for smart curtains in any room. Suitable for bedrooms, living rooms, offices, children's rooms and more.