1. Capable of charging 2 batteries simultaneously.
2. Compatible with: Li-ion/IMR/LiFePO4 batteries
3. Each of the two battery slots monitors and charges independently.
4. Integrated LCD panel clearly displays charging parameters and progress.
5. Two conveniently located side buttons allow easy selection of specific battery types and charging parameters.
6. Intelligent circuitry detects the battery type and status before entering automatic charge mode (CC, CV, dV/dt).
7. Compatible with LiFePO4 batteries.
8. Compatible with small capacity batteries.
9. Automatically stops charging when complete.
1. Input: AC 100-240V 50/60Hz 0.35A(MAX), DC 12V 1A
2. Output voltage: 4.2V ±1% / 3.7V ±1% / 1.48V ±1%
3. Output current: 500mA x 2
4. Output Current: 2.5A
5. Compatible with: 26650,18650,17670,18490, 17500,18350,16340 (RCR123),14500,10440
Fast charging and no issues
Easy as , put your batteries in , plug it in and turn it on , it does the rest .
Samsung 3000 mh batteries
Does what it does well, id never let a usb wall wart near my nod anyday
Nitecore D2 Battery Charger