Chuông Báo Động Cảm Ứng 120 Độ Không Dây Chống Trộm Cho Cửa Ra Vào

Giới thiệu Chuông Báo Động Cảm Ứng 120 Độ Không Dây Chống Trộm Cho Cửa Ra Vào

Welcome to 【Withbetin Store】 ,We insist on to sell the best quality items!!!Features:
-Brand new and high quality.
2.120 db supper loud alarm ringing.
-With this alarm installed in your house, office, factory, when the doors and windows are opened by children or the theft, it will alarm you to check for safety.
-To stay at the hotel, you can install this alarm on the door and window, it will protect you, upon checking out, take the alarm with you for next-time use.
-Requires no special wire. Just hang on the inside door knob, open the switch, the piercing alarm will scare off any unwanted intruders, leaving you and your home well protected.

Application:
When needed to use the alarm, only put the switch to "ON" position, and the alarm devices in stand-by. When the door or window is touched, it will immediately makes sound for alarm. And the sound will not stop until the switch is put to "OFF" position(A 9V battery is available inside the device, change for a new one when the original battery is used up).
Specifications:
Color: Black
Net Weight: 55g
Cable Length: 10.7cm
Size: 9.9(L) x 5.4(W) x 2.5(H)cm
Powered by a 9V battery(NOT Included)

Package Included:
1 x Touch Door Knob Entry Alarm Security

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