Standalone Waterproof etal Keypad for Access Control System with Relay and Wiegand Support 2000 125khz User Cards and Pin ... Standalone Waterproof Metal Keypad for Access Control System with Relay and Wiegand YET-7615WIntroductionWaterproof, conforms to IP68 Strong Zinc Alloy ... users, Card, Pin, Card +PinPin length: 4-8 digits12-24V AC/DC power inputBlock enrollment, can enroll the consecutive 2 ...