Features: Stylish and novel appearance design, glue sealing, fully waterproof. Stable performance, strong resistance to metal shielding and interference. Waterproof, rainproof, antifreezing, heat shielding, anti misconnection protection. With reverse power protection and data withstand voltage protection. Monochrome LED indicator and buzzer prompt tone. Manufacturing execution is in conformity with UL294 international standard. Ideal for offices, office buildings, factory staff quarters, public access of buildings, home door control. Safety Protection: 1. The output uses a glass discharge tube and a semiconductor discharge circuit; 2. The power supply adopts a protection circuit to prevent damage caused by human errors such as misoperation; 3. Data ground analog isolation, anti-interference. Specification: Condition: Brand New Material: ABS Plastic Color: Black Working frequency: 125 K Hz Working mode: WEIGAND 26 Card reading speed: < 0.2 S Sensing distance: 0 ~ 15cm Card type: EM4100 chip ID card Working temperature: -30 ° C ~ +70 ° C Working voltage: +9V ~ +16V Working current: static 35 mA; instant 45 mA Wiegand transmission distance: ≥ 100m Package Weight: Approx.95g/3.4oz Package List: 1 * Access Control Card Reader