- Wireless door sensor chime for kids safety:The door chime and door sensor alarm are already paired before factory, no need other tools and also no need wires. Simply plug the doorbeel the door into the standard American socket; Peel off the back tape of door sensor and then stick it to your door or window, which can start to protect your home, shop or stores
- Alert door chime for business and home when entering: This wireless door open chime sensor with 160FT reliable long opreating range and providing welcome ring for your store or alerts security alarm when your children open the home door and help deter break-ins is perfect for all homes include insecure child safety gate, the front door, , windows, basement doors, also suitable for business, any shops, offices and stores
- Door chimes when door opens for home: The door open chime offer 58 kinds of music prompt tone, and 5 adjustable volume(the biggest 110dB loud is enough to be heard anywhere in your shop and house), Please set up a comfortable music tone and volume for your home. The additional LED indicators workes together with the sound,which will help you can notice the alarm quickly and never miss the alert
- Long Time to Usage: our Door sensor chime alert system upgrade with 1 AA battery (not included), battery life can last for more than 15,000 times and it is durable enough for your daily use and save the time and money. Momory Function-Remember the melody and volume level when device power outage,no need to reset
- 100% Warranty for our door alert chime:Doorbell chime upgrade configuration with two mode – the dial code is on the left, door opens, trigger the doorbell to ring once; the dial code is on the right, when the door closed, trigger the doorbell to ring. We also provide you the 6 mothes Warranty and Lifetime Friendly Service. If you received the item with any problem,please just contat us.We can provide you the 100% refund or new replacement.