↑Wireless Infrared Doorbell Alarm With 32 Ringtones For Shops

↑Wireless Infrared Doorbell Alarm With 32 Ringtones For Shops

Feature: \n 1. Wireless Infrared Motion Sensing: Features an infrared detector with 90dB alarm, built in speaker, and red flashing light. Wide detection range with 15\u00B0 vertical angle and 110\u00B0 horizontal angle, covering 2-6 meters in open areas.\n2. Simple Interface: Designed with easy to use controls including mode switch, music playback, volume adjustment, power switch, and power interface. Select desired mode, adjust volume across 4 levels, and choose from 32 built in ringtones. Note: Music switch key functions only in music mode. The volume cannot be adjusted in the alarm mode.\n3. Flexible Dual Power Options: Powered by either a power adapter or 3 AAA batteries (excluded). Using batteries is more convenient and does not have any restrictions on the installation location; while using a power adapter results in a longer battery life.\n4. Simple Installation: Easy to mount with included double sided tape or screws. Choose the method that best suits your preferences. Design:

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