Wireless Chime Doorbell Door Bell Digital Single Receiver 36 Tunes 100m Range Remote Control Home Gate Security

1. up to 100 meters, to meet the needs of all kinds of residential and high-rise building buildings. 2. Using electronic step-down system with insurance, abandon dangerous transformer (due to long-term, short circuit ignited easy to heat), to ensure safety. 3. European-style, compact, streamlined design of the sleek, ultra-small form, beautiful for your home considerably. 9.5x200