shop welcome ding-dong doorbell entrance infrared sensor split-type smart wireless hotel visitor chime

1 piece

Specifications

1 bell +1 sensor (infrared) battery not included	CN¥ 77.5
1 bell +2 infrared sensors, batteries not included	CN¥ 112.5
ringing host (cannot be used with a single tap)	CN¥ 45.0
single induction head (cannot be used for single tapping)	CN¥ 35.0

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origin: shenzhen

import or not: no

order number: 20rpro3

brand: gold serene

item no.: 20r pro

model: 20rpro3

power type: battery/usb

power supply voltage: 3.6

ringtone: 30 kinds of ringtones are available

scope of application: shops, families, factories, supermarkets, etc.

type: sensor doorbell

whether cross-border export is exclusively available: yes

SF20R Pro Induction Doorbell (Single to Single)

Single set weight (g): 198.4

Color box size (mm): 148*112*50

Piece Count Standard (pcs): 50

Whole case weight (kg): 10.76

Full case carton specifications (cm): 59.5*27*32

Update time：20260422223834