Product Overview
The AJ-B09 12V/24V Car Jump Starter is a heavy-duty emergency starting power source designed for passenger vehicles, trucks and heavy-duty engineering machinery. Built with high-rate polymer lithium-ion battery cells, it delivers 3000A starting current and 6000A peak current, supporting both 12V and 24V gasoline and diesel vehicles. Beyond jump-starting, it acts as a multi-functional portable power station, equipped with Type-C and QC3.0 fast-charge USB ports, 12V DC output, plus multi-mode LED lighting for roadside emergency scenarios. Rugged PC+ABS V0 flame-retardant housing ensures safe outdoor and vehicle-mount use.
· Dual-voltage 12V/24V design, covers gasoline & diesel vehicles from cars to heavy trucks
· Extreme high-rate discharge: 3000A starting current, 6000A peak current for cold-weather emergency start-up
· Multi-output ports: Type-C input, USB-A QC3.0 fast charging, 12V/20A DC output for powering on-board devices
· Multi-mode LED light: flashlight, SOS signal and strobe mode for night rescue and roadside warning
· V0 flame-retardant PC+ABS shell, wide working temperature range-20℃~60℃, adapts to harsh climate conditions
· Passed UL2743, CE, LVD, RoHS, FCC, MSDS, UN38.3 full certifications for global market compliance
· Up to 1000 charge-discharge cycles for long service life
Parameter | Specification |
Product Model | AJ-B09 |
Battery Type | High rate polymer lithium ion battery |
Capacity | 8S 49800mAh |
Starting Current | 3000A |
Peak Current | 6000A |
Charging Input | TYPE C: 5V/1.6A |
USB Output | 5V/2A*3 |
DC Output | 12V/20A |
Shell Material | PC+ABS |
Flame Retardant Grade | V0 |
LED Lighting Modes | Flashlight, SOS, strobe |
Cycle Life | 1000 times |
Full Charging Time | About 8H |
Working Temperature | -20℃-60℃ |
Product Dimension | 250*250*105mm |
Certifications | UL2743, CE, LVD, RoHS, FCC, MSDS, UN38.3 |
· Emergency jump-start for 12V gasoline & diesel passenger cars, SUVs, vans
· Emergency jump-start for 24V gasoline & diesel heavy trucks, engineering vehicles, large-size commercial vehicles
· Outdoor portable power supply for mobile phones, tablets and 12V car electrical appliances
· Roadside night repair, outdoor camping lighting, traffic accident SOS warning
1. Confirm target vehicle voltage (12V or 24V) before operation, match the jump starter mode accordingly.
2. Firmly connect the intelligent alligator clamps to vehicle battery terminals: red for positive, black for negative.
3. After stable connection, start the vehicle engine. Remove clamps immediately once the engine runs successfully.
4. Recharge the unit within 8 hours when battery is low; do not leave the product in high-temperature vehicle cabin for long-term storage.
5. Activate LED light modes by short-pressing the light button; switch between flashlight, SOS and strobe.
Q: Can AJ-B09 start large-displacement diesel trucks?
A: Yes. With 3000A starting current and 6000A peak current, it supports 12V and 24V heavy duty diesel vehicles.
Q: What devices can the USB and DC ports power?
A: USB ports charge smartphones and portable electronics; 12V/20A DC output works for 12V car refrigerators and other 12V on-board equipment.
Q: What is the storage suggestion?
A: Store in cool dry environment, avoid direct sunlight and high-temperature car interior; recharge every 3-6 months for long-time idle storage.
