... charging 3, LCD indication, blue LED display SPECIFICATIONS:The Pocket Reader is the smaller RFID reader known today. In spite of ... ≥7CMDimension109x34x14mmLCD size1.04”,128x32pixRead indicationBeep,Blue LED,LCD indicationCharging indicationRed LED in charging. Green LED when complete.Charging current<200mA, @ ... <20mAPower-down Current<10uAPowerLi-ion, 3.7VDC, 170mAH Mini RFID Animal Reader with USB