The Milwaukee Tool M18 HOTSHOT Jump Starter, No. 3841-20, features spark-proof protection, reverse polarity protection, and overheat protection. It includes 22.5" cables with custom clamp designs for easy access to battery terminals and offers an operating range between -4 degrees F and 122 degrees F. The HOTSHOT Jump Starter can start up to 8.1L gas and 3.0L diesel engines, providing up to 2,000 peak amps and up to 70 jump starts on one M18 XC5.0 battery. The starter's capacitors are rated for up to 500,000 cycles, and the housing is IP65 rated and impact-resistant.