
Efest K4 Slim 4 Bay USB-C Intelligent 18650 Battery Charger
The Efest K4 Slim 4 Bay USB-C Intelligent Battery Charger is the latest charging system with four slots from the K series. Each charging channel has reverse polarity protection, short circuit protection, over-current protection and auto-detect charging. This is all to ensure the batteries do not overcharge. This battery charger monitors the battery power via an LED light. Compatible with all sorts of 3.6V/3.7V battery cells, from 10440s to 26650s and everything in-between.Specifications and Features: Flame Retardant ABS Material Intelligent Protection Chipset 4-Bay Charging Ports LED Charging Indicator Lights Made from Fire Retardant PC Material Piano Wire Spring with Tensile Test Spring-Loaded Sliding Battery Charging Platform Auto-Detect Charging Function Standard Mode: 1000mA*1 MAX Input: DC 5V/1A Activation Recovery Function Stops Charging Automatically Low Voltage Smart Activation Recovery Function 0V Activation Recovery Function Protections: Short Circuit / Over-Charging / Over-