2 Unlocking WaysSmart key box supports finrprint unlocking/ unlocking for more convenient use. Finrprint UnlockingLar capacity of 100 sets of finrprint (2 admins included), advanced finrprint identification chip, 1 second fast response. UnlockingControl by "OKLOK+" in your smartphone: BT unlocking, remote authorization unlocking (permanent/ periodic/ temporary), check unlocking records in anytime and anywhere. Key SecurityAluminum alloy and zinc alloy key stora box, great durability ensures it won't be opened forcedly. It can store keys, cards and other small items for safe and convenient access. RecharableLong standby time when full chard, no need to char frequently. Low battery prompt can remind you to char it in time., Manufacturer: GQNBLVHZUPDM