L100II is a unique fingerprint lock for every home and office. The latest Anviz fingerprint algorithm makes door open in one second after finger touch. With its simple design, enrollment can be done within 5 seconds. The unique card reader design provides great convenience for the elder and young family members as well as office staff who have cards already. Reversible handle feature can fully meet the DIY installation requirement. Furthermore, L100II utilizes TI chip of low power consumption to ensure 8000 times of door open for 4 AA batteries.