🔌 Charge smarter, drive stronger—be the boss of your battery game!
The HULKMAN Sigma 5 is a compact, 5 Amp AI-powered car battery charger and maintainer designed for 6V and 12V lead-acid and lithium-ion batteries. Featuring a clear LED screen and advanced desulfator technology, it delivers fast 4-hour charging while extending battery lifespan. Lightweight and portable, it’s backed by a 1-year warranty and made in the USA.
| Brand | Hulkman |
| Manufacturer | 1 year warranty |
| Model | Sigma 5 |
| Product Dimensions | 14 x 7.8 x 4.8 cm; 856 g |
| Item model number | Sigma 5 |
| Special Features | compact |
| Charging Time | 4 Hours |
| Batteries Included | No |
| Batteries Required | No |
| Battery cell composition | Lithium Ion |
| Does it contain liquid? | No |
| Manufacturer | 1 year warranty |
| Country of Origin | USA |
| Item Weight | 856 g |
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