Efest Luc V2
The Efest LUC V2 is a two-bay lithium ion battery charger with adjustable outputs. USB output allows the charger to act as a power bank to charge other USB devices. This charger is compatible with most types of cylindrical lithium batteries ranging in size from 10440 to 26650.
***Also good for 20700 batts
Input – AC 100V-240V 50/60Hz or DC 12V
Output – 4.2V +/-.05V
Output Current – .5A x 2 channels or 1A x 2 channels
Intelligent lithium ion battery charger
Digital display with charging indicators for each channel
USB output allows the charger act as a power bank to charge other USB devices
Automatically detects battery power status and selects the appropriate voltage and charge mode
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.