High frequency inverter type unit designed to both charge a battery and provide support for the battery during prolonged electronic diagnostic checks. Charge cycle has nine profiles designed to optimise the condition of the battery and the speed of the charge. Input Current: 2.4A. Output (12V/24V): 25A/12.5A. Designed for use with vehicle batteries including Calcium, Wet, Gel, AGM and VRLA types on 12V and 24V systems. Temperature sensor allows accurate charging of battery even when battery is cold. Safety circuitry prevents sparks or polarity reversal. Once fully charged, battery may be left connected and will automatically condition and maintain the battery. Model No. BSCU25