1000A Heavy Duty Car Jump Start Booster Cables with Copper Clamps

• Thickened copper-plated battery clamps with serrated bite design provide strong clamping force, low resistance and high conductivity, support 1000A instantaneous current for quick vehicle jump start. Reinforced spring structure ensures firm grip without slipping off battery terminals.1000A High Current & Thick Copper Alligator Clips
• Each clip equipped with thickened red/black insulating rubber protective cover, effectively prevent accidental short circuit and electric shock during operation. Non-slip texture for comfortable and stable holding.Full Insulated Anti-Slip Rubber Sleeve for Safety
• Flexible heavy-duty booster wires adopt wear-resistant outer sheath, keep soft in low-temperature winter environment, not easy to harden, crack or break. Stable power transmission avoids voltage drop during starting.Durable Thick Rubber Cable, Cold & Crack Resistant
• Comes with round transparent PP+oxford zipper storage bag, neat winding keeps cables tidy, convenient for car trunk storage, outdoor emergency roadside rescue.Portable PP Oxford Storage Bag for Easy Carry
• Universal for 12V gasoline and diesel cars, SUVs, vans and small trucks. Must-have roadside emergency kit to solve dead battery issues in parking lot, highway and remote areas.Wide Compatibility & Emergency Essential Tool

Standard English Connection Operation Steps

Correct Connection Order

1. Clamp the red clip of jumper cable to the positive (+) battery terminal of the dead vehicle.
2. Connect the other red clip to the positive (+) terminal of the rescue vehicle's battery.
3. Attach one black clip to the metal chassis/ground of the dead vehicle (do NOT connect to negative terminal).
4. Fix the remaining black clip to the negative (-) battery terminal of the rescue vehicle.
5. Start the rescue vehicle engine first, then start the dead vehicle. If startup fails, check poor metal contact points.

Removal Order (Critical to Avoid Short Circuit)

First take off clamps on the dead car, then remove clamps on the rescue car. Reverse disassembly may cause short circuit hazard.Remove the clips in reverse sequence:

What's in the box
1 x Vehicle Jumper Cables