Biometric access control (optical fingerprint module), stand-alone / Wiegand 26~44bits, and EM 125Khz Proximity Reader, 3000 users (1000 fingerprints and 2000 cards or badges), output 1 x C/NO/NF 2A relay, output button, alarm, and door contact inputs, power supply 12VDC 45mA, IP66 and Vandal proof, dimensions: H135 x W55 x D26 (mm), weight 480g.