UltraFire WF-139 High Quality 18650 Lithium-Ion Battery Charger
For best charging performance and to pro-long the lifespan of your Lithium-Ion batteries, always use a good quality battery charger instead of USB cable power sources.
The WF-139 battery charger:
- Will not overcharge your batteries
- Will not charge an already over-discharged batteries to avoid accidental explosion
- Works on all lithium-ion batteries.
AC input : 100v ~ 240v, 50Hz ~ 60Hz
DC input : 12v 400mA
Output : 4.2v 450mA
Package Includes :
1 x UltraFire WF-139 charger
1 x EU (2 round pins) wall plug cable