Wireless WiFi smart remote monitoring doorbell Style:EU Power supply mode: 2 18650

Power supply mode: 2 18650 batteries are required

Popular elements: other

solid color

7V 400mAh Li-ion Battery

Style: hip hop style

Wireless WiFi smart remote monitoring doorbell Style:EU Power supply mode: 2 18650Item No.: S2 Model: S2 Power supply mode: household electricity Power supply voltage: AC 110V 220V (V) Ringtones: polyphonic Scope of application: home office Type: Indoor Chord Dingdong Machine S2 Dingdong machine description: One: The Dingdong machine and the doorbell receive and send signals (433MHz), and the Dingdong machine makes a sound. Two: Plug and play, no wiring required. 3: Built in 38 chord music is optional, the volume is adjustable.