Feature: compact and refined appearance, a sense of high-grade metal, easy to carry high recognition rateon the difficulty fingerprints wear-resistant, anti-shock destructive ... high success rate of logining fingerprint wide temperature range: suitable for particularly cold or particularly hot areas strong antistatic ability: dry sao easily from the static region is very suitable Specification Identification mode: a large area optical recognition acquisition window Frr0.01% Far0.0001% Identification speed: