Efest SLIM K4 Battery Charger | Efest Battery Charger

The Efest SLIM K4 USB Charger is conveniently portable and user friendly. LED indicators indicate when the changer is in the standby mode; charging; or is fully charged. It charges the batteries automatically within a matter of seconds and is designed with both CC and CV safe battery charger mode. The slots and monitors charge independently. USB-C port reduces the heat while charging.

Superior craftsmanship is evidenced by springs made of piano wire; steel cathode with low resistance and hard chromium plating to achieve a more precise charging voltage; and 15,000+ spring testing for quality assurance.

Charger Features:

• Compatible with: 10440, 14500, 14650, 16340, 16650, 17650, 17670, 18350, 18490, 18500, 18650, 20700, 22650, 26500, 26650
• Made with Quality Piano Strings
• Simple No Button Design
• Battery Life LED Indicator Light
• Quad Slot Battery Charger
• Automatic 2.0A Charging for One Battery
• Automatic 1.0A Charging for Two Batteries
• Automatic 0.5A Charging for Three or Four Batteries
• AC Input Power: AC 100~240V 50/60Hz
• 2.0A CC Current: 2000mA (+/-10%)
• 1.0A CC Current: 1000mA (+/-10%)
• 0.5A CC Current: 500mA (+/-10%)
• Auto Cut-Off Voltage: 4.20 (+/-0.05V)
• CV Cut-Off Current: <10% Max
• Standby Current: <10mA
• Activation Current: 10mA~50mA
• Auto Recharge Voltage: 4.10 (+/-0.10V)
• Operation Temperature: 0C ~ 40C
• Storage Temperature: -40C ~ 70C

Package Contents:

• 1x Efest SLIM K4 USB Charger