Fingerprint Padlock USB Cabinet Dormitory Anti Theft Multi Function Lock Features: 1. This is a smart fingerprint lock, which is small and portable, can be unlocked only by fingerprints, and is easy to use without keys. 2. Can store 10 fingerprints. Each small fingerprint padlock can store 10 fingerprints, the first two are administrator fingerprints, just follow the indicator prompts to enter the fingerprints. 3. The material is strong and safe. Our fitness lock body is made of zinc alloy material with high hardness and high compressive strength. Zinc alloy metal body is seamlessly designed to prevent prying or crushing 4. Quickly unlock in 0.2 seconds. The fingerprint padlock with high-tech fingerprint sensor technology, bid farewell to cumbersome password combinations, your finger is the key, it only takes 0.2 seconds to unlock, no need to download any apps, no need to worry about forgetting the password or losing the key 5. Very suitable for housing rooms, gates, factory workshops, offices, bicycle electric vehicles, cabinet doors, backpacks, suitcases, file cabinets, student dormitories, staff lounges, hospital ward toolboxes, food delivery boxes, logistics express trucks, Lockers in public places such as takeaway vehicles. Specification: Color: Red, Black(optional) Battery capacity: 110mAh 3.7V Operating temperature: - 20 ~ + 70 ℃ Input power supply: DC 5V 200mA Working voltage: 3.0 ~ 4.2V Material: zinc alloy Locking mode: fingerprint lock Status indicator: three color LED Number of stored fingerprints: 10 Charging time: 1-2 hours Charging interface: Micro USB Locking times after full charge: 1000 Maximum standby time: 6 months Low power alarm: Red light flashes continuously for 6 seconds after unlocking Working environment temperature: - 20 ° ~ 70 ° Size: 70 * 23mm Net weight: 60g How to use: First registration administrator fingerprint: Press and hold the fingerprint sensor for 5 seconds and release it when the blue light is on; After releasing, the green light flashes and waits for fingerprint input; Press the same fingerprint continuously for more than 5 times. When the red light flashes, the registration fails. When the green light is on for a long time, the entry is successful. Fingerprint entry of No. 2 ~ No. 10: Adding and entering a new fingerprint requires the fingerprint authorization of the administrator. The second entered fingerprint is also the administrator, and the third to tenth are ordinary users. Press and hold the fingerprint sensor for 5 seconds and release it when the blue light is on; After release, the blue light will be on for a long time to quickly verify the administrator's fingerprint; When the fingerprint verification of the administrator fails, the red light flashes, the fingerprint cannot be entered, and the administrator can continue to be verified; When the administrator's fingerprint verification is successful, the green light flashes, and other fingerprints can be entered continuously; Press the same fingerprint continuously for more than 5 times. When the red light flashes, the registration fails. When the green light is on for a long time, the entry is successful. Restore factory settings: Deleting fingerprints requires the administrator's fingerprint to authorize: 1. Press the fingerprint sensor for 8 seconds until the blue light flashes and goes out, the red light is on, and the administrator fingerprint is quickly verified; 2. When the administrator fingerprint verification fails, the red light flashes and the fingerprint deletion fails; 3. When the administrator fingerprint verification is successful, the green light flashes and all fingerprints are deleted (reset to factory settings). Charging / emergency charging: After the low power prompt, please charge as soon as possible. If the power is too low to unlock, you can power on the bottom micro USB to unlock Notice: 1. This product uses Micro-USB interface for charging, please fully charge it before use. 2. This product supports the entry of 10 fingerprints; 1~2 are administrator fingerprints, and 3~10 are ordinary user fingerprints. 3. This product restores the factory settings state, the fingerprint is cleared, including the fingerprints of the administrator and ordinary users are deleted. 4. The factory defaults to the factory setting mode of this product, and any fingerprint can be unlocked. Package Includes: 1 x Fingerprint Padlock Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement.