Size: 265*75MM

Material: Pure Copper

Working Voltage: DC3.5-6.5v, 4segments,5# or 7# Alkline

Battery Card Type: Temic5557 frequency 125KHz

Battery Life: >18000times

Working model:RF card and key Quiescent Current: <20μA Dynamic Current :< 1500mA Temperature Range (using):-40_+85°C Work Humidity Range:15-95 %RH Read Card Distance:30 mm Read Card Time:< 0.1s Detective Method:Card close to Microwave Measurement, good reliability Open records:more than 250pcs