- Supply TypeManufacturer, Exporter, Supplier
- Preferred Buyer Location All over the world
Introduction  Coolseer wifi smart doorbell are no wire or cables required, it has 2 way audio which allows you to talk to the vistors wherever you are through real-time video on your phone.   Parameters Model: COL-DB02W Rated input voltage: AC 8-24V Battery: Built-in Rechargeable（18650） Power supply: 4.3V Lens/Viewing angle: 166° Power consumption: work：150ma standby：150uA Operating temperature: ' -20 ~ 50 ℃, Humidity
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Shenzhen