BatteryMINDer®Model E24041-AA-S2 is the 24-volt version of the 12-V aviation specific BatteryMINDer for Concorde and Gill sealed AGM and wet batteries. * Additional features include: 100% charge without overcharging, regardless of how long left connected. * Full-time automatic Desulfation; safely dissolves harmful battery plate sulfate. * Restores marginal batteries that would not pass annual capacity-airworthy test. * CE Approved – easily replaceable cord set to match country of use requirement. * 1 year 100% Money back Guarantee plus 5 year “no hassle” warranty. **This product is for use world-wide.**