Installation Size
- C1 is designed to fit US standard door, Backset 2-3/8″(60mm)-2-1/8″(70mm), door thicknesses from 1-3/8'' to 2-1/8''(35mm -55mm)
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Easy to Install
- We provide installation videos.
- Step 1: Use a screwdriver to tighten the Latch.
- Step 2: Tighten 2 small black screws and 2 hollow threaded rods. Cable through hollow square steel tube.
- Step 3: Connect the front and back panels, and tighten the two screws on the back panel.
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USB Temporarily Charging
- Don't worry about the battery runs out, there is a USB charging port for temporarily charging and unlock, so you can charge the smart lock with portable battery. (Note: This interface is only used for emergency charging, the battery cannot be charged, and the battery needs to be replaced in time.)
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