Schumacher SC1446 200/40/20/10 Amp Manual Wheel Charger with Engine Start 10/20/40/200A 6/12V Manual Wheel Charger. Schumacher BT-100 Battery Load Tester and Voltmeter - 100 Amp The Schumacher BT-100 Battery Tester quickly and easily tests 6V and 12V batteries up to 1000 CCA, as well as providing a complete charging system diagnosis. It’s Ideal for cars, small trucks, RVs, motorcycles, ATVs, boats, and lawn tractor batteries, making it a convenient general-purpose tester. Includes a top-mounted rocker switch for simplified operation, heavy-duty color-coded battery clamps, easy to read meter, baked enamel steel case, and a comfort-grip, rubber-insulated carrying handle. The SC1446 delivers 200 cranking amps to jump start cars, SUVs, trucks, boats and large engines along with 40A and 20A boost modes to revive deeply discharged batteries. The precision 135-minute timer on the SC1446 gives complete control over the charging process which can be monitored via the built-in analog meter. The BT-100 battery load tester accurately tests condition of 6V and 12V batteries upto 1000CCA and provides full charging system diagnosis making it ideal for most vehicles. Both products feature heavy-duty construction including baked enamel steel case, retractable handle for portability and heavy-duty clamps to securely attach to battery terminals. The bundle includes necessary accessories like color-coded battery clamps and cables to get you jump started.