Door Chime Bistee Wireless Door Chimes When Door Open Entry Alarm 600FT Range with 58 Chimes 5 Volume Levels LED Indicator for Business/Home/Office/Stores (2 Plug-in Receiver & 3 Door Sensor)

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About This ABS Upgraded Battery - The upgraded battery helps the door sensor chime to reach using times up to 18,000 times, no need to replace batteries frequently Door Chimes When Door Opens - This wireless door chime reminds you when someone opens the door/window. Suitable for family who have children or elderly with dementia, will reminds you in time when they want to go out, there are also indicator lights to alert you when someone is hard of hearing Door Chime For Business When Entering - This door entry chime can be used as a doorbell for your store or office to remind you when someone open the door and walks into, you will never miss any customers/visitors 58 Ringtones & 5 Volume Levels - The wireless door open chime for home has 58 chimes with 5 adjustable volumes (include MUTE model). With LED indicators and memory function, even after power failure, it will maintains the last set ringtone and volume Long Range & Expandable - The window alarm sensors door alarm has 600 ft far enough to cover every door in your house or store. Each doorbell receiver/door sensor can be paired with up to 58 door sensors/receivers, and the great thing is that each pairing can be matched with a different ringtone so you know exactly which door/window is open Overview Color : Black Brand : Bistee Power Source : Battery Powered Battery Description : Alkaline Control Method : Touch Show more