Thank you for viewing. Cosmo Energy Bantam BC-6 Balance Charger. AC/DC Dual input power can be used. For AC power: AC-DC switching power supply with a power capacity and charging of 50W and a maximum output power of 5 amps. During discharge: Can monitor and balance individual cells in lithium batteries during the discharge process. If the voltage of any cell changes abnormally, the process will stop and display an error message. Fast and Storage Mode: Fast charging reduces the charging time of lithium batteries. Storage mode controls the final voltage of the battery for long-term storage. Data Store/Load: Up to 5 data memories Cyclic Charge/Discharge: Continuously performs 1-5 cycles of charge > discharge or discharge to charge to refresh and balance the battery It is an old product, so the appearance is as expected, but it is easy to handle and is a stable charger.