0-649-42 12-24Vdc Heavy Duty AGM Battery Powered Booster Pack
Clarke Js1224 12/24V Jump Start Dual Voltage 12 & 24V Engine Starter | Power Tools Direct
Amazon.com: Car Battery Jump Starter - 1800 Amp 12V 24V Heavy Duty Jump Box, Works with Truck Tractor Excavator Automotive Engine Starter Battery Charger Booster Jumper Box with USB/DC Power Unit :