The CH110 Rizk 100/80/550 Amp 6/12 Volt Automotive Battery Charger Tester With Start. 100/80 AMPS Charge Rate Rate Selector Switch to give the correct charge rate of "Fast" "Medium" or "Slow*)(*Slow 2 AMPS Trickle Charge) 550 AMPS Boost/Crank Capacity. Ammeter displays charging rate with easy to read scale. Volt / Test meter displays battery and alternator voltage and test functions. 1 hour manual timer provides simple control for unsupervised charging. Heavy Duty Twin Welding Charging Cable (8 ft. long) and Exclusive "550 AMP" Safety Insulated Clamps with extended ends for side terminal batteries. All copper heavy duty transformer with SILICON Rectifier provides long life. (includes Spare Rectifiers to Avoid Downtime) For Charging conventional, maintenance free, AGM, Gel Cell, Deep Cycle and Marine Batteries. Polarity Protected 10' power cord. Rugged and Shop Tested Indoor/Outdoor Rated. Made in the U.S.A.

Warning: This product may expose you to chemicals including lead which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov