Electronic Digital Keyless Code Smart Door Lock Keypad Security Handle Home Safety Entry Lock Silver.

Features:
- Keyless digits lock: with master code, passage code, and up to 8 user codes(adds 10 codes) - all controlled by your master code;
- Universal for left/right-hinged doors; heavy duty design, anti burglar effectively;
- Easy install, DIY door lock set with specific instructions, fits standard 35-60mm wood door, metal door, security door;
- Auto-lock from outside in two seconds after entry to ensure max. security;
- Low battery warning, plus backup battery box jumper (4 x AAA batteries NOT included);

Specification:
Material: zinc alloy;
Size: approx. 180X82X82mm/ 7.09x3.23x3.23inch;
Fits: 35-60mm/ 1.38-2.36inch;
Recognition speed :<2s;
Working Voltage: DC 6V;
Battery: 4 x AAA Battery(not included).

Package Included:
1 x Electric Door Lock,
1 x backup battery box.
Product Attributes:

Weight (lbs.): 2.57 lb