SmartCharge 6A Portable battery charger Test and award-winning portable charger designed to make charging simple and safe for everyone. Ideal for all 12V lead/acid batteries. SmartCharge 6A is ideal for maintenance charging of any 12V lead/acid battery. It automatically adapts charging to the charging level, size and temperature of the battery. The display is intuitive and the cables and clamps are easy to fasten, making it compact and easy to store in your vehicle or garage. SmartCharge 6A is completely secured against sparks, short-circuiting, and reverse polarity. The automatically regulated charging curve optimizes charging and protects the battery. A built-in Power supply mode makes it possible to keep your vehicle powered while you replace the battery. Activate this function by pressing and holding the ON button for 5 seconds. Once activated, the charger will automatically provide 13,6V. This is indicated by the LEDs blinking in sequence from the bottom to the top.