Cost-effective and easy to use, Efest SLIM K4 charger comes with novel 7 languages packaging and user user manual! Incredibly lightweight and conveniently portable

Parameters:
– Input: DC 5V 2A
– ABS Fireproof Materials
– Type-C USB line
– 1A x 2 or 4 X 0.5A charging
– Lithium cell from 10440 to 18650 21700 20700 26650
– Operation temperature: -40°C – +70°C

Features:
– LED indicator description
– Auto-detect charging current: 2 X 1.0A/ 1 X 1 -OA /4 XO.5A/3X 0.5A
– Safe charging mode: CC & CV
– Safe and convenient USB charger (5V 2A)
– Monitors and charges each slot independently
– Low voltage smart activation recovery function
– Incredibly lightweight and conveniently portable