The Nitecore UM20 is an advanced USB management and charging system capable of charging two Li-ion batteries from a USB power source, while simultaneously charging an external device.

Compatible with the following Li-ion / IMR cells:
18650, 18490, 18350, 17670, 17500, 16340, 14500 and 10440

A high definition LCD displays real time charging status, accurate to 1%.

When used with a high power adapter the UM20 will charge the inserted batteries plus an external device (such as a mobile phone) simultaneously. If a low power adapter is being used the UM20 has a priority switch that allows the user to select which to charge first, then automatically charging the second option when the first is complete.

Data can be transferred from a computer to the external USB device, even while charging is taking place.

Other features include: Intelligent CC/CV charging, reverse polarity protection and cable winder.
Made from quality ABS fire retardant materials with worldwide insurance from Ping An Insurance Group.

We offer a free UK Standard Shipping Service that is carried under 2nd Class. This is advised as 2-5 working days after day of order.

DPD Courier - 1-2 working days

Express Next Day - If order placed before 4pm, will be received by customer next working day

International

Standard Shipping EU - 7-10 Working days

Express International EU - 5-7 Working days

Signed for International (All World) - 5-7 Working days

Please note that only orders that are placed before 4pm will be processed for next day delivery if it is chosen upon checkout. Orders placed after 4pm will be processed the following morning.