1. Use a suitable battery, preferably the one recommended by the manufacturer. In addition, when using the fingerprint lock, the user should try to use the same type and brand of batteries, and do not use different brands and different types of batteries.2. It is forbidden to contact the panel with

Degol Smart Digital Alarm Fingerprint Pad lock

Degol Hardware Smart Fingerprint Lock USB Rechargeable Fingerprint Padlock BrandDegol HardwareMaterialZinc alloyApplicationGym, school, sportsFinishesblack, white, redMOQ300 piecesPort Jiangmen, GuangzhouDelivery timeUsually 25~35 daysAdvantages*3 years guarantee*High quality*Prompt delivery*Excelle