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Boost Plus GB40 1000A Lithium Jump Starter
Compact 12-volt lithium jump starter rated for gasoline engines up to 6.0 liters and diesel engines up to 3.0 liters. The GB40 combines jump-start capability with reverse-polarity protection, spark-proof connection logic, USB power-bank functionality and an integrated LED light.
The Home Depot • exact model GB40 • checked August 19, 2026
Key specifications
- 1000-amp peak rating
- 12-volt lithium jump starter
- Rated for up to 6.0L gasoline engines
- Rated for up to 3.0L diesel engines
- Reverse-polarity protection
- Spark-proof connection design
- USB device charging
- Integrated LED flashlight
Best for compact emergency kits
The GB40 is a strong fit when you want a small jump pack for passenger vehicles rather than a large shop-style booster. The engine-size guidance matters more than the headline amp number alone.
What to know before buying
Confirm your engine size falls within the product guidance and keep the unit charged. Jump-starter performance can be affected by battery condition, temperature and vehicle demands, so a compact lithium booster should be treated as emergency equipment rather than a substitute for diagnosing a failing battery or charging system.
Verification sources
The retailer listing matches exact model GB40 and identifies the 1000A rating plus 6.0L gasoline / 3.0L diesel guidance. LootBandit treats those exact model and engine-size fields as identity-critical.
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