About this item

• Mini Size Receiver: Our receiver is designed to be of reasonable size and will not occupy any extra space in your home socket.The small size is suitable for you to place the receiver in any position, providing you with an alarm system.
• Loud Alarm Sound: Our door alarm receiver has 32 music ringtones to choose from, and you can choose one of them according to your preferences. And the volume of the receiver can be adjusted, you can press the volume button to adjust the sound size.When you set the maximum ringtone, you can hear the receiver ringing even in other rooms.
• Widely Used: This door opening alarm is designed to provide additional protection for your home. Protect your child and stop any actions such as opening windows, cabinets, etc. at any time. Suitable for use in various occasions such as apartments, mobile homes, offices, hotels, garages, etc.
• 500 Ft Operational Distance: This wireless doorbell for residences has a range of up to 500 feet in unobstructed spaces. When the entrance door is opened, the receiver activates the ringtone you selected, ensuring you are always aware of the door being ajar.
• Easy to Install: The SECRUI door sensor installation operation is simple and does not require the use of any wiring or special tools. You can install a door sensor at home in a few minutes, simply stick double-sided adhesive onto the sensor, select a suitable location, and stick it onto the door to use it directly.