Smart Sealed Lead Acid (SLA) Battery Charger (Kit) CPS193 is a Smart Sealed Lead Acid (SLA) Battery Charger with current limiting. The charger uses a two step process for charging SLA batteries - a current limited 'fast' mode followed by a constant voltage 'float' mode. Maximum charging current is 1 Amp. An onboard LED indicates when the charger is in 'fast' mode. When the LED goes out the battery is charged and the charger has switched to 'float' mode. Skill Level : Kit - Basic Soldering Required