Compatible with Zigbee Biometric Fingerprint Smart Door Lock Hotel Keyless Entry Home Handle App Unlock Digital Smart Lock (Color : 160 5050)

Smart IC card, secure encryption, fingerprint is more convenient.
Zinc alloy baffle, double-layer thickened square tongue, silent sounding oblique tongue.
One-piece molding, simple and luxurious choice, anti-peeping, double anti-theft is more assured.
Outdoor waterproof, not afraid of wind and sun, shielding battery interference, preventing the small black box from opening.
In addition to replacing the battery, you can also use the power bank micro-USB interface for emergency charging when there is no electricity at all.