... unlock 4.easy open,intelligent manage 5.OEM,ODM 2011 best price for digital biometric fingerprint door lock LT-3000AFunction1.Three ways ... arbitrary 360-degree 10.Working voltage4 sections, 1.5V alkalescency batteries, or 6Vdirect current11.False Rejection Rate(FRR)≤ 0.01% ... : ShenzhenPayment terms: T/T, western Union, PayPal etc. 2011 best price for digital biometric fingerprint door lock LT-3000A