This is a replacement or auxiliary battery for the Speedotron Explorer 1500 Power Supply. It has its own integral, multi-voltage charger. When inserted into the Explorer 1500, it will provide 225 full power (1500 w/s) flashes.
Draws only 1.3 amps on any AC current from 85 - 265 Volts. May be used with an (optional) inverter to charge from an automobile's cigarette lighter socket.