Introduction
The AVAPOW 8000A Portable Battery Jumper Starter is a versatile device designed to jump-start 12V vehicles, including cars, trucks, SUVs, RVs, motorcycles, and boats. It features a high peak current for quick starts, smart clamps with multiple safety protections, a 4-inch HD display for real-time feedback, and dual-way fast charging capabilities. This manual provides essential information for safe and effective use, maintenance, and troubleshooting.
Product Features
- Real 8000A Peak Current: Capable of starting 12V vehicles in just 3 seconds, suitable for all gas engines and diesel engines up to 10L. Built with top-grade ternary lithium cells and a durable ABS+PC casing for extreme conditions.
- Safe & Easy Smart Clamps: Features exclusive built-in jump clamps and an advanced Battery Management System (BMS) with 12 layers of protection, including overcurrent, short-circuit, and reverse polarity.
- 4" Smart HD Display: Provides real-time feedback on battery level, charging status, clamp status, and error alerts for clear operation.
- PD 30W Dual-Way Fast Charging: Offers quick charging for the unit itself and can power external devices via USB-C and USB-A outputs.
- Integrated LED Light: Includes an LED light for illumination during nighttime or low-light situations.
Package Contents
The AVAPOW 8000A Jumper Starter package typically includes the following items:
- AVAPOW 8000A Jumper Starter Unit
- Smart Jumper Clamps
- USB-C Charging Cable
- 12V DC Output Adapter (Cigarette Lighter Socket)
- User Manual
- Storage Case

The image above displays the complete package contents, including the main jumper starter unit, the smart jumper clamps, a USB-C charging cable, a 12V DC output adapter, and a protective carrying case. The user manual is also included for detailed instructions.
Product Overview
Familiarize yourself with the various components and ports of your AVAPOW 8000A Jumper Starter.

- Power Button: Used to turn the unit on/off and activate the LED light.
- USB-C Input/Output (PD 30W Max): For charging the jumper starter and for fast charging compatible external devices.
- USB-A Output (5V/3A, 9V/2A, 12V/1.5A): For charging smartphones, tablets, and other USB-powered devices.
- DC Output (12V/10A): For powering 12V accessories using the provided adapter.
- EC5 Output Port: Connects to the smart jumper clamps for vehicle jump-starting.
- LED Light: Provides illumination with multiple modes (steady, SOS, strobe).
- 4-Inch Smart Display: Shows battery percentage, charging status, clamp status, and error indicators.

The smart display features color-coded indicators for battery level (Green: 100%-60%, Orange: 60%-20%, Red: 20%-0%), charging (IN), powering external devices (OUT), activation start (READY), forced start, and fault detection.
Setup and Charging
Before first use, fully charge the AVAPOW 8000A Jumper Starter. It is recommended to keep the unit charged above 50% for optimal performance and longevity.
- Connect the USB-C charging cable to the USB-C Input/Output port on the jumper starter.
- Connect the other end of the USB-C cable to a compatible PD 30W wall adapter (not always included) or a car charger.
- The 4-inch smart display will show "IN" and the battery level will increase as it charges.
- Charging time is approximately 3-6 hours with a 5V/3A Type-C input.
Ensure the device is charged to at least 50% before attempting to jump-start a vehicle.
Operating Instructions
1. Normal Jump Start Procedure
- Ensure the jumper starter unit is charged above 50%.
- Insert the smart jumper clamps into the EC5 output port on the jumper starter. The display will show a blue light indicating standby.
- Connect the RED clamp to the positive (+) terminal of the vehicle battery.
- Connect the BLACK clamp to the negative (-) terminal of the vehicle battery.
- Once connected correctly, the smart display will show a green light ("READY"), indicating it's safe to start the vehicle.
- Start your vehicle's engine.
- After the vehicle starts, immediately remove the smart jumper clamps from the vehicle battery, then disconnect them from the jumper starter unit.

2. Force Start Procedure (for completely dead batteries)
If the vehicle battery is completely dead (voltage below 2V) and the "READY" indicator does not light up, you may need to use the Force Start function.
- Follow steps 1-4 of the Normal Jump Start Procedure to connect the clamps to the battery and the jumper starter.
- Long-press the "Force Start" button on the smart clamps for 3 seconds until the middle indicator light turns green.
- Start your vehicle's engine within 30 seconds.
- After the vehicle starts, immediately remove the smart jumper clamps from the vehicle battery, then disconnect them from the jumper starter unit.

3. Using the LED Light
The integrated LED light can be used for illumination or as a signal in emergencies.
- Turn On/Off: Long-press the power button on the jumper starter for 3 seconds.
- Change Modes: Short-press the power button to cycle through modes: Steady On, SOS, Strobe.
Maintenance
- Regular Charging: Recharge the unit every 3-6 months, even if not used, to maintain battery health.
- Storage: Store the jumper starter in a cool, dry place, away from direct sunlight and extreme temperatures.
- Cleaning: Use a soft, dry cloth to clean the unit. Do not use harsh chemicals or abrasive materials.
- Battery Level: Always ensure the device is at least 50% charged before use.
Troubleshooting
The smart display and clamps provide indicators for common issues:
| Indicator | Problem | Solution |
|---|---|---|
| Red Light (LC) | Low Capacity | Please charge the jumper starter. |
| Red Light (RC) | Reverse Connection | Exchange positive and negative poles of the jumper clamp. |
| Red Light (HT) | High Temperature | Please wait 5 minutes before starting the car. |
| No Output / Alarm Sound | Short Circuit Protection | Ensure correct connection and check for any short circuits. |
| Blue Light (LED) stays on for >40s | Start Timeout Protection | Disconnect and reconnect the clamps, then try again. |
If the above solutions do not resolve the issue, please contact AVAPOW customer support.
Specifications
- Model: TJ58 (8000A Peak Current)
- Start Voltage: 12V
- Peak Current: 8000A
- Engine Compatibility: All Gas Engines, up to 10L Diesel Engines
- USB-C Input/Output: PD 30W (5V/3A, 9V/2A, 12V/1.5A)
- USB-A Output: 5V/3A, 9V/2A, 12V/1.5A)
- DC Output: 12V/10A
- LED Light: 1W White
- Operating Temperature: -10°C to +60°C
- Storage Temperature: -10°C to +60°C
- Cycle Life: >1000 times
Safety Information
- Do NOT start any engines that exceed the maximum displacement the jump starter can bear.
- Do NOT crank the engine for more than 3 seconds.
- Allow the jump starter to cool down for at least 1 minute between each starter attempt.
- Ensure the device is at least 50% charged before use.
- Do NOT attempt to jump start vehicles with a higher battery rating or different voltage than 12V.
- Do NOT use the clamps in an environment full of flammable gas.
- Keep out of reach of children.
- Avoid disassembling the unit.
Warranty and Support
For warranty information, technical support, or any inquiries regarding your AVAPOW 8000A Jumper Starter, please refer to the contact details provided in your product packaging or visit the official AVAPOW website. Keep your purchase receipt for warranty claims.

