The Slim K4 Intelligent USB Charger from Efest. The bigger brother to the vastly popular Slim K1 & K2 and the newest addition to Efest's biggest selling range.
Featuring four individual charging bays, Micro USB-C input and charging up to 1A, the Efest Slim K4 is easy-to-use and reliable. Each slot is monitored independently, letting you charge up to four different batteries at the same time and the bright LED display indicates when your battery is charging and when it is fully charged.
The Efest Slim K4 Intelligent USB Charger includes full safety features such as reverse polarity, short circuit, overcharge protection plus many more.
Charging Speed: 2*1A / 4*0.5A
Monitors and charges each bay independently
Full protection for over-discharging, over-voltage, short-circuit & reverse polarity
Soft-start activation for low voltage batteries
Compatible with a huge range of battery cells (4*18650, 4*18350, 4*20700, 4*21700, 2*26650 etc.)
*Batteries not included*
WHAT'S IN THE BOX?
- 1x Efest Slim K4 Battery Charger
- 1x USB-C Cable
- 1x User Manual
- 1x Authentication Code