【Built for Safety】Professional Forged Copper Clamps for jump starters with compressor - built tough for reliable power transfer. Pure copper jaws ensure max conductivity, while the audible polarity alert prevents costly mistakes. Essential for any battery jump starter kit, featuring reverse-polarity protection, fire-resistant housing, and leak-proof design. A must-have upgrade for portable jump starters and heavy-duty jump boxes for vehicles. 【6-IN-1 Emergency Kit】Be prepared for any roadside emergency with a powerful battery booster, a convenient tire inflator, a multi-mode LED flashlight, SOS, power bank, and even a tire pressure gauge.Fits in your glove compartment! 【3000A Powerful Jump Box for Vehicles 】Start dead batteries instantly in cars (7.5L gas), trucks, SUVs, boats (5.5L diesel). 40 jumps per charge-stronger than traditional jumper cables for car emergencies. 【Dual-cylinder 150PSI Air Compressor Jump Starter】Inflate tires (cars&motorcycles), sports gear, air mattresses with 4 nozzles . The ultimate useful car accessory for road trips.Go from 0 PSI to 36 PSI full in 3 minutes. 【Portable Power Bank】With 5V/1A USB and 5V/2A Type-C outputs, it keeps your phone charged during emergencies. Your emergency power bank. 【Easy Operation】Designed for every driver, our portable jump starter features smart clamps with LED and a crystal-clear display showing real-time battery/PSI levels - you'll be powered up safely in seconds, no mechanical skills required. 【10-Protection Safety System】UL/FCC certified with spark-proof clamps, reverse polarity protection. Safer than jumper cables - perfect for beginners. 【ALL-Weather Ready】Will your car start in a freezing winter morning or a scorching summer day? Ours will. Engineered to operate reliably from -4°F to 140°F, this jump starter is the all-season reliability you can count on. 【Force Start Function】When a deeply drained battery prevents a start, our force start function on smart clip lets you bypass the low-voltage protection and send power directly to get home.Recommended for emergency use only. 【Package List】1x Jump Starter1x Free gloves included4x Gas Nozzles1x Inflator Hose1x User Manual1x Charging Cable1x EC5 Jumper Clip1x Storage Bag1x Warranty Card 【ATTENTION】Actual jump-starting performance may vary based on vehicle battery condition, ambient temperature extremes, and proper usage. Maximum engine capacity and extreme cold operation (-4°F) require adequate unit charge level.