Belpink Wireless Door Bell, easy instal and high quality.

Features:
★STRONG WIRELESS CONNECTION:Strong signal with No inteference through walls and doors, wireless operating range up to  492 feet.
★SELFPOWERED & BATTERY FREE: With selfpowered technology, the doorbell remote push button can power itself,so batteries is not required.
★INSTALL FREE:Stick the remote push button with stickers included and plug in the receiver indoor, you can get it done in just a few seconds.
★MULTIPLE CHIMES:4 Adjustable Volume & 51 Chime Melodies for choose.
★WATERPROOF PUSH BUTTON:The push button comes with waterproof rating IP44 which means it can work against rains.

Some questions you may want to know:
➤Q: Does the receiver has an option to use battery?
A: No, it is plug-in design.
➤Q: How can it play a different tune? When I select one it goes back to the first one in line, the basic ding-dong.
A: Press the music symbol to change melody and stop when you like the melody.

Specifications:
* Wireless range: 492 Feet
* Power supply(receiver): AC 110V
* Power supply(transmitter): 1 x 12V 23A Alkaline Battery
* Max volume: 100db

Package Includes:
* 1 x Push Button (Transmitter)
* 1 x Plug-in Receiver
* 2 x Screws(Spare part)
* 2 x Double-Sided Sticker

Product Features

• ✅STRONG WIRELESS CONNECTION:Strong signal with No inteference through walls and doors, wireless operating range up to  492 feet.
• ✅SELFPOWERED & BATTERY FREE: With selfpowered technology, the doorbell remote push button can power itself,so batteries is not required.
• ✅INSTALL FREE:Stick the remote push button with stickers included and plug in the receiver indoor, you can get it done in just a few seconds.
• ✅MULTIPLE CHIMES:4 Adjustable Volume & 51 Chime Melodies for choose.
• ✅WATERPROOF PUSH BUTTON:The push button comes with waterproof rating IP44 which means it can work against rains.