A31 Li-ion Battery Charger


Price: $28.99

Spare smart charger for ultra high-energy Li-Ion batteries included in A31 model.


  • Input
    • Voltage: 100 -240VAC
    • AC power plug type: USA 
    • Current:0.1VAC
    • Max.  input power:2.6W
    • Rating frequency:50/60Hz
  • Output
    • Vout: 4.35  +/- 0.05VDC 0.5A
    • Power off:  CCCV charging mode, and power off when battery voltage reaches 4.35 +/- 0.05VDC
    • Connector Type:  4' 11" long 5.5 x 2.1 x 12mm male barrel connector
      • Inside barrel = positive (+)
      • Outside barrel = negative (-)
  • Dimension (LxWxH): 88mm(3.5") x 52mm(2.0") x 30mm(1.2")
  • Weight: 4.9Oz (139grams)
  • Protection: Output shorted and overload protection
  • LED Indicator:
    • Red - Charging
    • Green - Fully charged
  • Efficiency: >60 %
  • Operate Temperature: -10oC(14o F) ~ +40oC(104o F)
  • Humidity: <+90
  • Charge time = (Ah rate of the pack x 1.5) / 0.5A charge current
    • 1000 mAh = 1 Ah