Features & Specs

• Compatible with: Li-ion 10440, 14500, 14650, 16340, 16650, 17650, 17670, 18350, 18490, 18500, 18650, 20700, 21700, 26500, 26650
• Charging rate: 4 x 0.5A, 3 x 0.5A, 2 x 1A, 1 x 1A
• Auto voltage cutoff: 4.20V±0.05V
• Operation temperature: 0˚C - 40˚C
• Input: Type-C USB DC 5V 2A
• Output:
• 4.35V±1%
• 4.2V±1%
• 3.7V±1%
• 1.48V±1%

Package content

• Efest Slim K4 USB-C Charger
  
• Type-C USB power lead
• User manual
• Warranty card