Item No.: SW-3150B

Mechanical ding-dong door chime

White cover / white or black base

Product dimension: 17x10.5x4.9cm

Carton: 61x32.5x28cm/24pcs

Operating power requestion: 4pcs ‘C’ alkaline batteries for chime or external transformer 8V/1A

Item No.: SW-3150D

 Mechanical ding-dong door chime

White cover / white or black base

Product dimension: 17x10.5x4.9cm

Carton: 61x32.5x28cm/24pcs

Operating power requestion: Direct to main power 220-240V for chime

Item No.: SW-3150T

Mechanical ding-dong door chime

White cover / white or black base

Product dimension: 17x10.5x4.9cm

Carton: 61x32.5x28cm/24pcs

With built-in transformer 8V/1A

Operating power requestion: Direct to main power 220-240V for chime