GIMFOOM S4000 Jump Starter — 4000A Peak, 12V Battery Pack for 10L Gas & Diesel Engines, LCD Display

Powerful, portable, and ready for the road

The GIMFOOM S4000 jump starter blends high-capacity power with practical, everyday convenience. With a 4000A peak, this compact battery pack is designed to help you recover a dead battery and get back on your schedule more quickly, whether you’re at home, at the office, or stranded on a quiet country road.

6-in-1 design for everyday readiness

• Emergency engine start for 12V vehicles, including cars, trucks, motorcycles, boats, and RVs
• Ten intelligent protections for safer operation in diverse conditions
• Built-in 400-lumen LED flashlight with multiple modes for night use
• Rechargeable power bank to top up USB devices on the go
• Dual USB outputs for fast charging of phones, tablets, or other devices
• 3.4-inch LCD smart display showing status, power level, and potential errors

Everything you need can be accessed quickly from a single device, with a clear display and thoughtfully designed controls that help you respond calmly to a jump-start situation.

Robust performance for a range of vehicles

Rated to jump start up to 10.0L gasoline and 10.0L diesel engines, the S4000 supports 12V cars, trucks, motorcycles, boats, RVs, and even lawn equipment. Depending on battery health and temperature, you may perform multiple starts on a single charge.

Safety and reliability in any environment

Ten advanced protections work to ensure safer operation, while a wide operating range of -4°F to 140°F (-20°C to 60°C) helps you rely on it in extreme weather or outdoor settings.

What’s included and how to use

• Jump starter unit
• Jumper cables
• Charging cable
• EVA carrying case
• Wall charger
• User manual
• Two-year product quality maintenance

Practical tips for best results

• Keep the battery charge above 50% for quicker starts
• Remove any protective screen film before use
• Recharge every three months if not in regular use
• Press and hold the ready function for four seconds to activate