1、The range of reading is up to 3.9in (10CM). Wiegand 26 output. 2、Easy to install on metal door frames or mullion. 3、LED and buzzer control is used externally. Both indoor and outdoor operations are available. 4、Solid epoxy resin potting, stable performance and long service life. 5、Waterproof IP65, so you don't have to worry about rainy days. It also has reverse polarity protection. Features: The range of reading is up to 3.9in (10CM). Wiegand 26 output. Easy to install on metal door frames or mullion. LED and buzzer control is used externally. Both indoor and outdoor operations are available. Solid epoxy resin potting, stable performance and long service life. Waterproof IP65, so you don't have to worry about rainy days. It also has reverse polarity protection. Specification: Condition: Brand New Item Type: Access Controller Reader Color: Black Reading Range: Up to 10cm/3.9in Output Interface Standard: Wiegand26 Working Frequency: 125khz Transmission Distance: WG <100m/328.1ft Power: DC9-14V Static Power Supply: <70mA Temperature: -10-65 ℃ Relative Humidity: 10%-90% Recognition Speed: <= 200s Input Port: External LED and Buzzer Control Communication Distance: Approx. 100 Meters/328.1ft Communication Method: Real Time LED Color: Red and Green Buzzer: Support Material: ABS + PVC Material (Waterproof Black Resin) Waterproof: IP65 Size (Width x Height x Depth): Approx. 115 x 75 x 18mm/4.5 x 3.0 x 0.7in Package List: 1 x Access Controller Reader 1 x Screw Package