Efest SLIM K1 Single Battery Charger

check_circle 18650

check_circle 20700/21700

What’s cool:

• Compact and USB powered for convenience.
• Output Current – 1A x 1 channel
• LED charging indicator
• Low voltage smart activation function (> or = 0.6V)
• Automatically stops when charging is complete and prevents batteries from being over-charged
• Features reverse polarity protection if you accidentally insert a battery the wrong way
• 3 year warranty through Efest

Compatible with:

• Ultra-compatible with a variety of 3.6V/3.7V Lithium batteries – 10440, 14500, 16340, 17340, 18350, 18490, 18500, 18650, 20700, 21700, 26500, 26650

Technical stuff:

• Input – AC 100V-240V 50/60Hz or DC 5V 1A
• Output – 4.2V +/-.05V or DC 5V 1A

What’s in the box:

• Efest SLIM K1 battery charger
• USB cable with Type-C USB Port: 5V 1A
• User Manual (multi-language) and warranty service card
• Scratch-off validation serial number (on charger)