Imvamisa yokusebenza: 2.45GHz~2.483GHz+125K+13.56MHz Recognition distance: 2.45GHz 0~80m adjustable 125KHz: 1~5cm 13.56MHz: 1~10cm Receiver sensitivity: -80dbm~-90dbm Battery Specifications: cr2032 button battery×2 (replaceable) Battery life: 1.5 years Humidity: -20℃~+60℃ (-4℉~+140℉) Protection: IP54 Key Alarm: Yes Dual function: 125I-KHz & 13.56MHz Dimensions: 86×54×5.2mm Tag weight: 26g Notice: I-JavaScript iyadingeka kulokhu okuqukethwe.