EFEST Mega USB Charger is a smart charger that comes with 4 power level indicators. It can automatically recognize battery type and automatically switch charging mode between 0.5 and 1A. There is a built-in intelligent protection chip with multiple protection functions. In addition, Mega USB Charger can monitor and charge each slot independently. 

• AC Input Power: AC 100~240V 50/60Hz
• DC Input Power: DC 5V 2A
• DC Output Power: DC 5V 2A
• 2*1A CC current: 1000mA±10%
• 2*0.5A CC current: 500mA±10%
• Auto cutoff voltage: Liion 4.20V±0.05V NiMH/NiCd 1.5±0.1V
• CV cutoff current: <10% max
• Standby Current: <100mA
• Sleep Current: <0.5mA
• Activation Current: 50mA~100mA
• Activation Current (rechargeable Liion battery voltage <2.90V) 10mA~100mA
• Auto recharge voltage: Liion 4.10V±0.10V NiMH/NiCd 1.2±0.10V
• Operation Temperature: 0°C~40°C
• Storage Temperature: 40°C~+70°C
• Charger Size: 118mm x 65mm x 34mm
• Compatible with:
  • Liion 3.6V/3.7V batteries: 10440 / 14500 / 16340 / 17340 / 18350 / 18490 / 18500 / 18650 / 26500 / 26650 / 20700 / 21700
  • 1.2V NiMH / NiCd batteries: AAAA / AAA / AA / A / SC / C / F6 

• 1 x Efest Mega USB Charger