Smart Fingerprint Door Lock - Keyless Biometric Security Lock for Home & Office - Fast Unlock, Long Battery Life Features: Fingerprint and handle integrated design Touch semiconductor fingerprint sensor Simple design and direction to open Suitable for all age groups, including the elderly and kids Long standby time. Fully charged, the time only needs half an hour, which can be used 8000 times after full charging Specification: Fingerprint capacity: 100pcs Standby time: 500 days Material: zinc alloy Unlock mode: fingerprint Fingerprint capacity: 100 Fingerprint: semiconductor sensor Reading time: ≤ 0.3s Working power supply: 6V Battery capacity: 600mA Operating temperature: -30℃-70℃ Suitable for door thickness of about 35-55mm Application: wooden door/metal door Package included: 1 x Smart Electronic Home Wooden Door Office Room Fingerprint Lock 1 x User Manual