Efest Slim K4 Charger four battery charger

Efest Slim K4 four-battery charger Efest Slim K4 Charger four-battery charger Efest Slim K4 - Efest Slim K4 Charger compatible with 10440, 14500, 16340, 17340, 18350, 18500, 18650, 26500, 26650, 20700, 21700 features Efest SLIM K4 USB-C charger material ABS flame retardant smart protection chips 4 battery charging ports LED charging indicator lights automatic detection charging function standard mode: 2000mA * 1 maximum input: DC 5V / 1A activation recovery function automatic stop charging low voltage smart activation recovery function 0V activation recovery function overload protection overload protection discharge protection reverse polarity protection 0V activation recovery function double protection for devices and software Type-C port for charging approved by FCC, RoHS, CE includes 1 EFEST SLIM K4 charger 1 user manual