1 Temperature Display: Smart wireless doorbell with large screen temperature display, convenient for you to understand the environment. 2 Wide Range: The wireless doorbell can receive at a distance of 150m/492ft, allowing you to experience the wireless connection like WiFi. 3 Adjustable Volume: This wireless doorbell sound is large and clear, supports four levels of volume adjustment, and has 38 chord music options. 4 No Need For Battery: Our doorbell does not need batteries. It can generate electricity by pressing, which is more energy saving and environment friendly. 5 Easy To Install: The smart doorbell is simple to install, without complicated wiring, clean and tidy, and works in 1 for 1.

What's in the box
1 x Wireless Doorbell