Wireless Doorbell,Waterproof Doorbell Chime Operating at 400M Door Bell Kit

• 1,300 Ft/400 M RADIO WIRELESS COVERAGE: the strong and stable wireless signal anti-interference with other devices in your or your neighbours' home, ensure that you're never to miss a visitor, even if you're a few rooms away or on another floor
• 55 CLEAR SOUNDS TO SELECT: The plug-in receiver offers rich and clear sound; 5 adjustable volume levels with a maximum volume of 110 dB; Different 55 melodies to meet various needs, the default is Ding Dong
• HIGH-PERFORMANCE TRANSMITTER: Ultra-low power consumption; the bell button operates 12V 23A batteries, which have up to a 3-year lifespan. IP55 dust and water protection level, operates in temperatures between -30 C to 70 C ensure it can withstand the harshest weather conditions
• EASY TO INSTALL & EXPANDABLE: wireless bell set can be easily installed by attaching the bell button to a wall without wiring; You could install it anywhere inside, for home, garden, office store, mailbox etc.
• MEMORY FUNCTION & WARRANTY: The doorbell wireless set remembers your last selected melody and set volume level even after a power failure;

What's in the box
1 x Button
1 x Receiver