SECRUI Wireless Doorbell with 3Receivers 2 Push Buttons, Easy installation, Adjustable Volume, 58 Chimes, Colorful LED, 1000Ft Range, M520+F55, Black

WORK OUT OF BOX: These wireless doorbells for the home have been paired before delivery. There is no need for wiring or electrician installation when using it since its installation can be completed within 1 minute: plug the receiver into the socket, ready to go. LONG DISTANCE: This high-frequency electronic technology wireless remote control doorbell adopts the FM signal scheme, which has strong anti-interference features and one-to-one signal pairing. No need to worry about the signal connecting wrongly with the next door. And the sensing distance can reach up to 1300Ft in an obstacle-free environment. CHOOSE FREE AND LEAD A CONVENIENT LIFE: The wireless doorbell kit has been updated with 58 songs (including simple short and long tunes) and 5 levels of volume that can be adjusted. You can add as required, choose one button with one receiver or one button with two receivers or two buttons with three-receiver sets, etc. WEATHER RESISTANCE & ENERGY-SAYING: The battery operated doorbell is made of high-quality ABS material, showing high performance in fire and flame resistance. working temperature:-4 °F -140 °F. IP55 dust proof and waterproof protection. The receiver adopts an optimized circuit design. The transmitter does not consume power without being pressed. Battery life: 1-3 years. EXQUISITE APPEARANCE & HIGH QUALITY: The doorbell ringer demonstrates subtle and novel industrial aesthetics and fashionable design. We have industry-leading automation equipment, high-precision placement. We strictly control the product quality. In case of malfunctions, please contact us as soon as possible for resolutions.