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3. APP Operation Guide
<11>
Insert 4pc（AA）1.5V Alkaline
batteries and slide the battery
cover back onto the receiver module.
9V
Low Battery Alarm:
You can open your front door with a 9v battery on
the instant charging if you forget to replace the low
batteries.
Android Mobile Phone--Search “TTLock” from Google Play.
Apple Mobile Phone--please search “TTLock” from App Store.
3.1 Download the APP “TTLock"
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