Anjielo Tuya Smart IP Two-line Waterproof Wide Angle Lens with RFID Card Passcode Doorbell

 Tuya Smart IP Two-line Doorbell  Notice: Our Product Just Works Well With Our Own Intercom System. At Present. We Could Not Guarantee It Could Be Compatible With Other Brand Indoor Monitor/Outdoor Camera. If You Need To Connect to the Other System, Please Contact Us For Technical Support Before Buying. Equipped with infrared sensors, the night vision function   automatically turns on/off. Installa-on diagram The video intercom should be installed at a height of 1.4 to 1.7 meters above the ground. Try to avoid sun and rain. Use screws or tape to fix it on the wall, wooden board, door.