GOOLOO GT4000 74Wh startbooster 4000A Peak

The GOOLOO GT4000 is a powerful 74Wh jump starter with a peak current of 4000A, designed to start vehicles with engines up to 10.0L (gasoline) or 10.0L (diesel). It features a high-capacity lithium-ion battery, multiple USB ports for charging devices, and a bright LED flashlight with multiple modes. The built-in LCD screen provides clear status information, and advanced safety protections ensure worry-free operation.

Advantages

With 4000A peak starting current, the GT4000 can jump-start large engines, including trucks and SUVs. The 74Wh battery capacity also serves as a portable power bank for smartphones, tablets, and other USB devices. The PD 60W USB-C port enables fast charging of the jump starter itself and compatible devices. The rugged design and wide operating temperature range make it reliable in extreme conditions.

Suitable for

• 12V vehicles: cars, trucks, SUVs, motorcycles, boats, RVs
• Gasoline engines up to 10.0L
• Diesel engines up to 10.0L
• Emergency roadside assistance
• Outdoor activities and camping

Key specifications

• Peak Starting Current: 4000A
• Battery Capacity: 74Wh (20800mAh)
• Battery Type: Lithium-ion
• Jump Start Voltage: 12V
• USB-C Input/Output: PD 60W (5V/3A, 9V/3A, 12V/3A, 15V/3A, 20V/3A)
• USB-A Output 1: QC3.0 (5V/3A, 9V/2A, 12V/1.5A)
• USB-A Output 2: 5V/2.4A
• DC Output: 15V/10A (150W Max)
• Charging Time (60W PD): Approx. 1.5 hours
• Operating Temperature: -20°C to 60°C (-4°F to 140°F)
• Safety Protections: Reverse Polarity, Over-current, Overload, Over-voltage, Over-charge, Over-temperature, Short-circuit
• Built-in Light: LED Flashlight (Steady, Strobe, SOS modes)
• Display Type: LCD Screen
• Start Cycles: >1000
• Certifications: CE, FCC, RoHS

Recommendations

For optimal performance, fully charge the jump starter before first use and recharge after each use. Store in a cool, dry place. The included jumper cables are designed for easy connection; always follow the instructions for safe operation.