If you have a garage full of motorized vehicles for work and play, the Battery Doc is a great way to make sure theyre charged and ready to go. Perfect for your car, motorcycle, ATV, lawnmower, jet-ski or snowmobile, the Battery Doc is a highly-efficient monitor for your lead acid or gel cell 12-volt batteries. An LED display lets you see the condition of your battery and charging system. Easy to i... more...

If you have a garage full of motorized vehicles for work and play, the Battery Doc is a great way to make sure theyre charged and ready to go. Perfect for your car, motorcycle, ATV, lawnmower, jet-ski or snowmobile, the Battery Doc is a highly-efficient monitor for your lead acid or gel cell 12-volt batteries. An LED display lets you see the condition of your battery and charging system. Easy to install and easy to transfer to other vehicles.   less...

Keep the 12-volt battery in your car, motorcycle, lawnmower or boat charged and readyeven while it's in storage. An advanced microprocessor controls a 3-stage progressive program: it begins charging at up to 1.25 amps, and when the battery is fully charged, the unit switches to a "storage" mode that can dramatically extend battery life. Use the included alligator clips, or permanently attach the q... more...

Keep the 12-volt battery in your car, motorcycle, lawnmower or boat charged and readyeven while it's in storage. An advanced microprocessor controls a 3-stage progressive program: it begins charging at up to 1.25 amps, and when the battery is fully charged, the unit switches to a "storage" mode that can dramatically extend battery life. Use the included alligator clips, or permanently attach the quick-disconnect harness to your battery terminals. Won't damage your car (or itself) if you accident   less...

If you have a vehicle you don't use every day, just connect our CTEK 3300 battery charger and relax. If the battery is low, the compact unit will recharge it at an optimal rate, varying both current and voltage automatically. When the battery is fully charged, this brainy charger will change over to a maintenance mode to keep your battery in top condition--for longer battery life. Clip onto batter... more...

If you have a vehicle you don't use every day, just connect our CTEK 3300 battery charger and relax. If the battery is low, the compact unit will recharge it at an optimal rate, varying both current and voltage automatically. When the battery is fully charged, this brainy charger will change over to a maintenance mode to keep your battery in top condition--for longer battery life. Clip onto battery terminals or attach connectors permanently to battery and unplug when not in use. Works for all 12   less...

The Original Green Knob simply disconnects your battery to prevent theft--and battery drain. It's a great way to make sure your car is still waiting at the airport when you get back! Newer cars with continuous electronic components (such as radio station presets, computer brains and car alarms) need a small amount of current at all times. That's where the Fused Green Knob comes in. It has a fused ... more...

The Original Green Knob simply disconnects your battery to prevent theft--and battery drain. It's a great way to make sure your car is still waiting at the airport when you get back! Newer cars with continuous electronic components (such as radio station presets, computer brains and car alarms) need a small amount of current at all times. That's where the Fused Green Knob comes in. It has a fused bypass wire that allows low-amperage devices to continue operating when you remove the Green Knob. I   less...