ding dong doorbell This series switch include door bell switch, Dont disturb and clear up function.wire ding dong doorbell

ding dong  doorbell

Technical parameters: 1. Working Volatge: AC220V+/-10% (50/60Hz)2. Shake Demsion: 86*86*35mm3. Packing: 100PCS/CTN

Features: 1. Facilitate and safe operation, noiseless and environment, and environmental protection. 2. Attractive appearance, comfortable, reliable, sound security and long life; 3. Brightness Neon bubble instructions, clear and aesthetic;

ding dong doorbell