Proximity reader for outdoor and indoor use, with LED and buzzer, size: 7.96 × 4.37 × 1.68, power supply: 5-16 VDC, current consumption: average 30mA, peak 75mA, operating temperature: -30 ° / 65 ° C, humidity: 95%, in special plastic housing, weight: 75g, operating frequency: 125 kHz, reading distance: 2.5cm-6.5cm depending on card, Wiegand