Advaced Power-off Menory Function - In the sudden power-off state, the smart siren will save the parameters that were set in the app before, when it is powered on, Tuya siren will resume normal working status in time
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Two Power Supply & DIY Installation - The alarm station should ALWAYS CONNECT to the AC adapter. The backup battery works for 8 hours, only as an emergency battery.
- Installation is flexible and convenient. Generally installed in the wall or doorway and other places, no wiring
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Small & Portable - The siren is small, flexible and easy to carry, so you can easily move it to another location in your home or business
- Size: 2.67*2.67*1.18in
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