Fully automatic battery charger with reverse polarity, overcharge and short circuit protection. Charges at a constant 750mA rated current output until the battery is fully charged and then the charger automatically switches to maintenance mode. Red LED light indicates when charging and changes to Green when fully charged. Sleek durable composite housing for long service life. Includes alligator clip leads and fuse-protected quick disconnect battery terminal leads; both of which are color-coded for your safety.