The Golisi s4 is a latest charger with 4-slot and 2A fast charging. It has a USB power port with DC 12V/ 2A power input. What's more, it is compatible with almost all types of cylinder shape rechargeable batteries such as 18650, 21700 and 26650 batteries, even charging different batteries at the same time. Together with a large HD LCD display and 0.5A/ 1.0A / 2.0A output options, the I4 Smart Charger will give you a faster and safer charging experience.
