EM ID WG26/34 Waterproof Daul Led RFID Access Control Card READER 125Khz. Blue line - LED indicator, Yellow line - BEEP. Red line - +12V, Black line - GND. Green line - DO/RX/4R+, White line - D1/TX/4R-. Card Type: EM-ID. Communication Distance: WG ≤ 100M. Working current: ≤ 100mA.. Condition:: New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. See the seller's listing for full details. See all condition definitions : , 。