The Nitecore UI2 Intelligent USB Charger as a max charging current of 800mA, available for low current charging below 2.9V for protecting batteries and maximizing the battery cycle durability. When a battery with a voltage below 2.9V the is inserted, the UI2 will automatically access the low current charging mode with a charging current of 100mA. When a battery with a voltage over 2.9V is inserted, the UI2 will then access the Standard Mode with a max charging current of 800mA. The UI2 is also compatible with 20700 and 21700 batteries! Having this amount of compatibility is great for all of us not just vapers, the UI2 can also be powered through it's USB slot giving it ultimate portability and utility.
Here is a quick list of the compatible cell types the Nitecore UI2 can charge: IMR / Li-ion: 10440, 14500, 14650, 16500, 16340(RCR123), 16650,17350, 17500, 17650, 17670, 17700, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22500, 22650,25500, 26500, 26650J
Charger Features:
Portable USB Battery Charger
Comptible for 3.7V rechargeable Li-ion batteries
Available for low current charging below 2.9V
USB Input
Automatic adoption for the optimal charging modes between CC and CV
Automatic termination upon charging completion
Reverse polarity protection and anti-short circuit protection
Thermal protection during the charging process
Activates over-discharged batteries with protection circuits
Compatible with power banks, 5V solar panels, and USB adaptor
Made from durable and fire retardant PC materials
Optimal heat dissipation design
Included Accessory: USB Charging Cable