YD-138 U type fingerprint/APP control lock

Key Specifications/Special Features:

Material: Zinc alloy+stainless steel

Color:  black ,weight: 1070g ,                                                                        

Dimension of lock shackle:φ18mm

Fingerprint scanner: semiconductor living fingerprint scanner

Unlock: Bluetooth/Fingerprint /APP

Fingerprint capacity: 10 groups

Power supply type: microUSB charging                                                   

Battery：260mAh 3.7V

Type-C input:5V/200mA

Waterproof:IP65                                                                                         Number of keys:2 keys