The Sealey Premier Roadstart PRS4400 is a professional emergency jump starter designed to start up to 13L petrol and diesel engines. Built around two high-performance 22Ah AGM batteries in a robust casing, this dual-voltage unit delivers exceptional power with peak amps of 12V 4400A and 24V 1600A, making it ideal for garages, mobile mechanics, and breakdown recovery operators working with a range of vehicles. The unit features a rotary switch for spark-free connection across 0/12/24V settings, with 1.7m heavy-duty cables and copper clamps providing ample reach. An integrated LCD screen displays both voltage and battery percentage, allowing operators to monitor charge levels at a glance. Comprehensive safety features include visual and audible reverse charging alerts, alongside short circuit and reverse polarity protections. Beyond jump starting, this versatile unit functions as a mobile power station with a 5V 2.4A USB port for charging mobile devices and a 12V 15A auxiliary socket accepting any standard vehicle accessory plug. The built-in 3W 350 lumen worklight offers five settings including an SOS mode for emergency situations, proving invaluable for roadside repairs in dark environments. The supplied mains charger features automatic power cut-off to prevent battery damage during charging. Features and Benefits: • Dual voltage capability (12V/24V) suits cars, vans, and commercial vehicles • LCD display shows battery voltage and charge percentage for easy monitoring • Spark-free rotary switch provides safe, reliable connection • Integrated 350 lumen worklight with five settings including emergency SOS mode • Multiple outputs allow simultaneous device charging and 12V accessory use • Comprehensive safety protection against reverse polarity and short circuits • Supplied with automatic cut-off mains charger to prevent overcharging Specifications: • Brand: Premier • Output Voltage: 12/24V • Peak Amps: 12V – 4400A, 24V – 1600A • Cold Cranking Amps: 12V – 2200A, 24V – 800A • Auxiliary Output: 12V 15A, 1 x 5V 2.4A USB • Cable & Clamp Length: 1.7m • Nett Weight: 19kg • Model No. PRS4400 • 2 Year Guarantee*