USB Fast Balancing Charger for 7.4v Lipo Batteries

Simple USB balance charger for 7.4v lipo batteries. Maybe you only run HPA replicas and have a couple batteries, no need to pickup a fancy smart charger with so many options. Just plug in the charger and plug in the battery. 

Nothing worse that forgetting to charge a battery, stick this in your gear bag so you can always charge it on the way to the field!