Wireless Smart Doorbell with LED Alerts – Waterproof Button & 57 Custom Chimes for Home Security

Smart Doorbell with LED Alerts: The Ultimate Solution for Home Security and Convenience

Upgrade your home security system with the KERUI M521 Wireless Smart Doorbell with LED Alerts. Designed to combine safety, functionality, and convenience, this smart doorbell is the perfect addition to your smart home. Whether you’re welcoming visitors or safeguarding your family, the KERUI M521 delivers reliable performance with innovative features.

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Key Features of the KERUI M521 Wireless Smart Doorbell

1. Customizable Melodies and Volume Control

The KERUI M521 offers 57 unique chime tones to choose from, allowing you to personalize the sound for your home. With 4 adjustable volume levels ranging up to 110 dB, you can set it to suit your environment, whether it’s a quiet office or a bustling home.

2. Memory Function for Added Convenience

Worried about reconfiguring settings after a power outage? The built-in memory function retains your last settings, ensuring that your doorbell resumes seamlessly without needing to reset melodies or volume.

3. Weather-Resistant Design

With an IP55 waterproof rating, this doorbell is built to withstand harsh weather conditions, from heavy rain to extreme heat. Its rugged construction ensures durability, making it perfect for outdoor use in any climate.

4. Long Transmission Range

The 390ft (120m) wireless transmission range ensures you never miss a visitor or alert, even if you’re in another room or on a different floor. It’s perfect for covering multiple areas of your home or office.

5. Enhanced Security with Door and Window Sensors

The KERUI M521 is more than just a doorbell—it’s a 24/7 lifeguard for your family. By connecting the doorbell receiver to up to 20 magnetic door/window sensors, you’ll receive alerts if a door or window is opened, helping to deter break-ins and keep your loved ones safe.

6. Versatile Modes and Multi-Area Monitoring

Assign different melodies to specific modes or sensors for quick identification of alerts. Whether it’s a visitor at the front door or a child opening a window, you’ll always know what’s happening in your home. Plus, the ability to pair unlimited receivers ensures you can monitor every area you care about.

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Technical Specifications

• Durable Battery Life: The transmitter is powered by a CR2032 lithium battery, boasting a lifespan of up to 3 years.
• Volume Levels: Adjustable volume with 4 levels for a tailored experience.
• LED Alerts: Bright LED indicators ensure you never miss an alert, even in noisy environments.
• Rugged Waterproof Design: Built to last with an IP55 waterproof rating, making it ideal for outdoor installation.

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Why Choose the KERUI M521 Wireless Smart Doorbell?

Seamless Integration

The KERUI M521 easily integrates into your existing smart home setup. You can pair up to 20 magnetic sensors with a single receiver and add unlimited receivers to monitor multiple areas simultaneously. This flexibility makes it perfect for homes, offices, and even small businesses.

Effortless Installation

Forget complicated wiring and tools. The plug-and-play design ensures a quick and hassle-free setup. Simply:

1. Attach the waterproof transmitter to the desired location using the provided double-sided tape.
2. Plug the wireless receiver into your main power supply.
3. Start enjoying enhanced security and convenience.

Applications for Every Lifestyle

• Homes: Keep your family safe and never miss a visitor.
• Offices: Enhance entry monitoring for your workplace.
• Small Businesses: Use the doorbell as a reliable entry chime to greet customers or deter intrusions.

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A 24/7 Lifeguard for Your Family

The KERUI M521 is more than just a doorbell. Its ability to connect with door/window sensors transforms it into a comprehensive security system. Alerts are triggered whenever the magnetic sensor is separated, notifying you of potential intrusions. This feature is especially useful for keeping an eye on children or vulnerable areas of your home.

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Monitor Multiple Areas with Ease

With a transmission range of up to 390ft in open areas, this doorbell is perfect for covering every door and window in your home. Assign specific chime tones to different sensors for instant recognition, giving you full control over your home’s safety.

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Durable Design and Reliable Warranty

Built to last, the KERUI M521 is designed with durability and reliability in mind. Its 3-year battery life and robust waterproof design ensure consistent performance over time. Plus, it comes with a 12-month manufacturer’s warranty, giving you peace of mind with your purchase.

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Frequently Asked Questions

1. Can I use the KERUI M521 in extreme weather conditions?

Yes, the IP55 waterproof rating ensures the doorbell withstands rain, heat, and other harsh weather conditions.

2. How many sensors can I pair with the receiver?

You can pair up to 20 magnetic door/window sensors with one receiver and add unlimited receivers for multi-area monitoring.

3. Is installation complicated?

Not at all! The doorbell features a plug-and-play design, and the transmitter can be easily mounted with double-sided tape.

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Upgrade Your Home with the KERUI M521 Wireless Smart Doorbell

The Smart Doorbell with LED Alerts is the ideal combination of security, convenience, and style. From its customizable melodies and adjustable volume to its weather-resistant design and long transmission range, this doorbell has everything you need to enhance your home.

Whether you’re looking to greet visitors, monitor entryways, or safeguard your family, the KERUI M521 is the perfect choice. Order today and experience the ultimate in smart home technology!

Main Features:

1. 57 different music tones optional.

2. Memory function, never lose last set whatever power off.

3. The host can set the fixed doorbell music button.

4. Rugged Waterproof Design.

57 Different Ring Tones

The wireless doorbell has 57 melody tones and 4 levels of adjustable volume up to 110db.

Memory Function

Every time you turn on the doorbell, the music is the same melody as the last time you turned it off, no need to reset the previous settings.

IP55 Waterproof Design

The rugged construction and waterproof design allow the doorbell to withstand all kinds of harsh weather conditions.

Keep Your Children Safe

The doorbell receiver can connect the door/window sensor. Alert when your little one open the window or the door.

24/7 Lifeguard for Your Family

This business door entry chime alerts when burglar opens door and helps deter break-ins(wireless door alarms activates when magnetic sensor separates)

Monitor Every Areas You Care with Wireless Door Chime

Each wireless doorbell receiver can pair up to 20 magnetic door alarm sensors and each sensor can add unlimited receivers.

Up to 390ft/120m Transmission Range (in open area)

The long transmission range ensures you will never miss a visitor, even if you are a few rooms away or on another floor.

It is enough to cover every door and window in your house.

Different Song Use for Different Mode

Easy to Installation

Plug and Play design is convenient and quick.

s a CR2032 lithium battery that boasts 3-year maximum lifespan

Installation Steps:

Step 1. Stick the double-sided tape on the back of the waterproof doorbell transmitter.

Step 2. Install the F15 outdoor waterproof wireless doorbell transmitter in the place you need.

Step 3. Plug the M521 wireless doorbell receiver into main power.

Technical Parameters: