This is a cellular charger with simple operation and high efficiency. Maximum 10 batteries could be charged at the same time.

This charger is especially designed for U-2 alarm assistant for transfusion. There are 10 slots in one charger which could provide charging for at most 10 batteries, and the rest slots could work perfectly even one slot is broken down.

The light on charger indicates the charging conditions: Red light indicates the charging is on, green light indicates the finish of charging. Consequently, nurses could fulfill their duties much more easily just according to light changes.