+$199.95$249.00

HULKMAN Alpha 85S Jump Starter

  • 74Wh/20000mAh@3.7V battery capacity. 
  • Start 12V engine up to 8.5L Gas/6.0L Diesel displacement.
  • A single charge can achieve 60 times jump-start.
  • 65W High-Speed Charge
  • ONE&ONLY Pre-Heat Tech

Choose your
HULKMAN Alpha Jump Starter

Add a Protection Case
for Alpha Jump Starter

$199.95
alpha85s
One-Time Payment
Add to Cart

Supported payment types

HULKMAN Alpha
Jump Starter

Key Features

ONE & ONLY Pre-heat Tech:

Alpha85S is unique at its Pre-Heat Tech, a hard act to follow by others. Pre-Heat Teach dramatically beefs up the battery performance in freezing weather, enabling it to work at -40℉.

Superior Performance:

HULKMAN can start your vehicle in 5 mins, far more effective&reliable than other solutions. 2000 Amps peak cranking amp can turn over your vehicles up to 8.5L Gas/6.0 L Diesel engines instantly.

More than a Jump Starter:

It's also a 20000mAh battery bank for charging devices and a flashlight with 5 modes. Plus a 12 Volt 10 Amps port for powering any 12V DC devices, like tire inflators, inverters, etc.

65W High-speed Charge:

Charge from 0% to 100% in less than 1.5 hours with our patented 65W Speed Charge. And charge it for 5 mins is enough to have one-shot if necessary.

Compare the Models

Alpha 85

Alpha 85S

Alpha 100

2000A

Peak Current

20000mAh

Battery Capacity

8.5L/6.0L

Gas/Diesel Rating

5°F-113°F

Working Temperature

65W

Recharging Speed

18W

USB QC3.0

IP65

Water&Dust Resistant

3.3

INCH SCREEN

Ultra-large Screen

8.8X4.0X1.8 IN

2000A

Peak Current

20000mAh

Battery Capacity

8.5L/6.0L

Gas/Diesel Rating

-40°F-113°F

Working Temperature

65W

Recharging Speed

18W

USB QC3.0

IP65

Water&Dust Resistant

3.3

INCH SCREEN

Ultra-large Screen

8.8X4.0X1.8 IN

4000A

Peak Current

32000mAh

Battery Capacity

10.0L+

Gas/Diesel Rating

-40°F-113°F

Working Temperature

65W

Recharging Speed

65W

USB QC3.0

IP65

Water&Dust Resistant

3.3

INCH SCREEN

Ultra-large Screen

10.2X4.6X2.4 IN

Alpha 85

Alpha 85s

  • 2000A

    Peak Current

  • 20000mAh

    Battery Capacity

  • 8.5L/6.0

    Gas/Diesel Rating

  • 5°F-113°F

    Working Temperature

  • 65W

    Recharging Speed

  • 18W

    USB QC3.0

  • IP65

    Water&Dust Resistant

  • 3.3 Inch Screen

    Ultra-large Screen

  • 8.8X4.0X1.8 In

  • 2000A

    Peak Current

  • 20000mAh

    Battery Capacity

  • 8.5L/6.0

    Gas/Diesel Rating

  • -40°F-113°F

    Working Temperature

  • 65W

    Recharging Speed

  • 18W

    USB QC3.0

  • IP65

    Water&Dust Resistant

  • 3.3 INCH SCREEN

    Ultra-large Screen

  • 8.8X4.0X1.8 IN

What's in the BOX?

Alpha

Jump Starter

Booster

Clamps

SPEED CHARGE

Wall Charger

USB-C

Cable

DC 12V Cigarette

Lighter Adapter

Warranty Card

Q&A

  • How long does it take to charge a HULKMAN (0%-100%) fully?

    If you use the 65W High-speed Charge, which the product comes with, you can charge it to the full in less than 1.5 hours.

  • Can I use it to start my car in freezing cold?

    It depends on the product in your hand. Alpha 85S/Alpha 100, upgraded with Pre-heat Tech, can start your dead batteries at -40℉ relentlessly,while Alpha 85 may fail.

  • Once it is fully charged, how long does it hold the charge?

    Features our extremely low self-discharge design; it's juiced up to 18 months.

  • Is it safe to keep it in the car in extreme hot summer or freezing cold?

    It depends on the temperature where it's in, but we suggest you restore it between 32 ℉ to 104 ℉ and keep it out of direct sunlight.

  • Is its actual capacity really 20000mAh?

    Yes, and you can have a test! It can turn over your car up to 60 times or top up your iPhone12 7 times on a single charge.

  • What is the AMPS of this unit? Does it fit my car?

    Actually, peak cranking amps should be your first consideration to choose a proper jump starter for your car. And Alpha 85/85S peak cranking amps is 2000Amps.

  • How can I jump start my car properly if I am not familiar with batteries at all?

    The 3.3-inch smart screen on HULKMAN will show you several icons to deliver ease of use. And if you want more tutorials, check out our help center.

  • Why should I choose HULKMAN?

    We first deliver 2 leading technologies (Pre-heat Tech & 65W High-speed Charge) in the current market.

  • Why should I choose a jump starter?

    HULKMAN simplifies the jumpstart, and you are entirely independent to boost your dead batteries.

  • Which devices can be charged by it?

    It can work seamlessly with a wide range of your 12V devices, like iPhone, tire inflators, and more.

  • Delivery time & Warranty & Support

    Products will typically be sent to you within 5-7days. And we will provide 24 months of hassle-free warranty and lifetime technical support. Please feel free to contact us at any time.