J series · 12V
GK-J1211P
Portable jump starter · with air pump
- 2400APeak
- 16,000mAhCapacity
FCCCERoHSUL2743SGS12 months

Cranking1200A
Energy59.2Wh
Dimensions200×145×92mm
Charge time2~8 h
Warranty12 months
Full specifications
Battery & starting
- Capacity
- 16,000mAh
- Energy
- 59.2Wh
- Pack voltage
- 4S · 12V
- Cranking current
- 1200A
- Peak current
- 2400A
Ports & charging
- Type-C
- Input 5V/3A
- USB-A
- QCI18W 5V/2.4A
- Fast charge
- QC18W
- Charge time
- 2~8 h
Physical & environment
- Dimensions
- 200×145×92mm
- Operating temp
- 0°C to 60°C
- Storage temp
- -20°C to 60°C (65%±20%RH)
- Protections
- 9 types
- Jumper cable
- Intelligent Jumper Cable
- Light
- Desk Lamp / SOS / Strobe / Warning
What it can start
Air pump150 PSI
LightDesk Lamp / SOS / Strobe / Warning
Safety protections (9)
- 5V output over-current protection
- 9V output over-current protection
- 12V output over-current protection
- output short-circuit protection
- output over-current protection
- battery low voltage protection
- charging low temperature protection
- charging high temperature protection
- discharging high temperature protection
Factory capabilities
OEMOEM / ODM
Custom logo, gift box, manual language and plug standard. Ask us for MOQ and sample lead time.
DOCCertification files
FCC / CE / RoHS / UL2743 / SGS reports available for customs and retail listing.
QCQuality system
ISO9001 certified in 2021; SGS factory audit meets the UL2743 production standard.
SMPSamples
Sample orders accepted for evaluation before bulk. Ask for quantity and freight.
Compare in series
CurrentGK-J1211P2400A · 16,000mAh
GK-J12022400A · 16,000mAhGK-J1212P2400A · 20,000mAhGK-J1220PC2000A · 54,000mAhOnly three numbers compared; full specs on each model page
Downloads
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