Efest Mega UUSB Charger is a Dual bay compact battery charger for 18650 and 21700 batteries amongst others. It functions through a USB Connection and when combined with a 5V or 2amp power source will charge 18650s and 21700s at a 1 amp fast charge, while automatically switching to 0.5 amp charge when smaller batteries are recognised.
- Automatic change mode between 0.5A and 1A
- Safe charging mode: CC & CV
- Monitors and charges each slot independently
- 0 voltage activation recovery function
- Modern and industrial design
- Lightweight and portable
- High quality ABS fire retardant material