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Efest Slim K2 LED USB Battery Charger


Brand Efest

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The Efest Slim K2 charger is the smallest and lowest cost, dual bay intelligent charger to land on NZ shores. High quality with a cost-efficient and portable design, the Slim K2 is a dual bay charger with Micro USB input and 1A charge rate. Each bay is monitored independently to provide the most efficient charge.

The LED indicates when your battery is charging and when the battery is fully charged. Featuring reverse polarity, short circuit, overcharge protection and many more safety features. The Slim K2 can charge different types of 3.6V/3.7V lithium batteries commonly used in electronic cigarettes, flashlights, electric tools and more.

  • Compatible with: 10440, 14500, 14650, 16340, 16650, 17650, 17670, 18350, 18490, 18500, 18650, 20700, 26500, 26650
  • Portable Design with Quality Piano Strings
  • Battery Life LED Indicator Light
  • Dual Slot 5V/1A Micro USB Charger
  • AC Input Power: AC 100~240V 50/60Hz
  • DC Output Power: DC 5V 1A
  • DC Input Power: DC 5V 1A
  • 1A CC Current: 1000mA (+/-10%)
  • Auto Cut-Off Voltage: 4.20 (+/-0.05V)
  • CV Cut-Off Current: <100mA
  • Standby Current: <20mA
  • Activation Current: 50mA~100mA
  • Auto Recharge Voltage: 4.10 (+/-0.10V)
  • Operation Temperature: 0C ~ 40C
  • Storage Temperature: -40C ~ 70C
In The Box
1x Efest Slim K2 Charger
1x Micro USB Cable
Warranty Card

User Manual

IMPORTANT: Use caution when working with Li-ion cells, they are very sensitive to charging characteristics and may explode or burn if mishandled. Make sure the user has enough knowledge of Li-Ion rechargeable batteries in charging, discharging and assembly before use. Always charge in or on a fire-proof surface. Never leave charging batteries unattended. VAPELAB will not be held responsible for damage if there is any modification of the batteries/chargers in any form. VAPELAB are not responsible for any damage caused by misuse or mishandling of Li-Ion batteries and chargers.

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