7.4 lithium ion battery bank plus
- Rating: 7.4volts, 4000mAh
- Input: Micro 5v 2A
- DC Port Output: 4V@1.8A max
- USB Port Output: 5v 2.1A
- LED Light Battery Meter
- Charge Time: 4-5 hours*
- Footnote: Charge time is based off using a USB-A wall charger that delivers 5V@2.1A
- Size Inches: 4.5in x 2.7in x 0.62in
These 7.4-volt plus battery comes standard is our Men’s and Women’s Adventure Jackets and Universal Handwarmer but is compatible with ALL Fieldsheer 7.4-volt Heated Jackets, Vests, and Baselayers. To learn more about which garments are compatible with what batteries, check out our Mobile Warming® Technology Battery Compatibility Chart.