This AC charger is made exclusively for billing Tamiya LF-6.6V Batteries. Utilising the AC100V outlet as an electric source, this charger utilizes a single switch for operation and features safe and sound charging of batteries. Asking progress and errors is examined through the LED indicator to protect the charger and battery. This charger will charge Tamiya LF2200-6.6V Rushing Pack in around 70 mins and LF1100-6.6V Rushing Pack (M-size) in approximately 35 minutes.