KERUI M525 Wireless Waterproof Doorbell

Never miss a visitor with the KERUI M525 Wireless Doorbell, a reliable and easy-to-install home doorbell system designed for houses, apartments, offices and small businesses. Featuring a weather-resistant outdoor push button and a plug-in indoor receiver, it delivers dependable performance with a long wireless range and multiple alert options.

Choose from 60 built-in melodies and adjust the volume across four levels to suit your environment. The flashing LED indicator provides an additional visual alert, making it easier to notice visitors even in noisy surroundings or for users with hearing difficulties.

The waterproof transmitter is built to withstand rain, dust and changing weather conditions, while its ultra-low power consumption provides up to three years of battery life. Installation requires no wiring—simply plug in the receiver and mount the transmitter using the included adhesive or screws.

The KERUI M525 also supports expandable pairing with additional transmitters and receivers, making it suitable for larger homes, offices and multiple entrances.

Key Features

• Wireless plug-and-play doorbell system
• Waterproof outdoor transmitter (IP55/IP66 depending on button version)
• Wireless operating range up to 150m (500ft) in open areas
• 60 selectable melodies and chimes
• Four adjustable volume levels
• LED flashing visual notification
• Long battery life of up to 3 years
• Easy installation using adhesive tape or screws
• Expandable system supporting up to 20 compatible accessories
• Different buttons can be assigned different chime tones
• Weather-resistant design for outdoor use
• Operating temperature: -10°C to 50°C
• Wireless frequency: 433MHz
• Receiver power supply: AC 100–240V
• CE certified
• Brand: KERUI
• Suitable for homes, apartments, offices and shops
• Free from high-concern chemicals

Package Includes

• 1 × KERUI M525 Wireless Doorbell Receiver
• 1 × Waterproof Doorbell Transmitter
• 1 × Pre-installed Battery
• 1 × Installation Kit
• 1 × User Manual