- The Efest K1 Single Bay USB Charger is a single-bay charger that plugs into any USB power output. It can charge your 18650 batteries as well as many other styles of cylindrical batteries including 18350, 18500, 20700 and 26650 batteries. It has a constant output of 1A, meaning a 2500mAh 18650 battery will charge in 2.5 hours.
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SH
04 May 2019
Shaughn H.
Australia
Quality products.
I bought a charger, battery, coils and a Zenith tank. Delivery was excellent and all the products work well. Thanks :)
