Specification Scanning time:lt;0.3 Sec Fingerprint capacity:120 Resolution:500DPIVerification time:lt;0.6 Sec FRR≤0.1%FAR≤0.0001% Antistatic:15kv Allowable rotation:360 degree Standby current:<10μADynamic current:110m A~180m A Working voltage:6 V Storage temperature:-30℃~60℃ Working Temperature:-20℃~50℃ Working humidity:RH (10~92)% Additional Features 100% reliable-One Touch Instant Access Full digital LCD display user interface Optical nano meter surface plated sensor Voice guide system for user friendly Auto-lock when door close Fashionable slide cover design Fits door thickness of 40-70mm Easy installation on most standard doors Optional Mortise for different application Long battery life time: ≥ 4, 500 times (4 x AA Batteries) Low battery warning Fingerprints will not be lost if the battery fails 1 Year replacement warranty St&-alone (no PC required) –battery operate.