The Efest Slim K4 quad USB-C battery charger is a four-bay battery charger. This charger is designed to be used with multiple types of vape batteries. The Efest Slim K4 is capable of charging at either 1A per channel with 2 batteries. Or, 0.5A using all four channels.

The smart indicator light lets you know when it is on 'charging status'. The indicator turns to a solid white colour to alert you that the battery has finished the charging cycle.

Features:

• Built-In Protection
• LED Indicators
• Input Power - DC 2A
• Auto Cut-off Voltage - 4.2
• Activation Current 50ma
• Operation Temperature 0 - 40 Degrees Celsius
• Springs Tested 15,000 Times For Life
• ABS Fire Retardant Construction 
• 6 Levels Of Safety Protection

Box Contains:

• 1 x Efest K4 Charger
• 1 x USB-C Power Cable
• 1 x User Guide
• 1 x Warranty Card