350mA Current SLA charger These are 240V plug in power packs for charging lead acid batteries. They are fully automatic when the battery is charged. The charging indicator (LED) will flash to show that the unit is operating in trickle charge state. This advanced charger delivers 100% full charge to the battery. Both have spade clips on the output to clip onto battery terminals, and are Energy Authority approved. Note: These chargers will not charge a totally flat battery, i.e. zero volts