This Gerbing battery is designed to be used with 7V gloves and garments that have an onboard temperature control button. Designed to be slim and compact for comfort, this constant current battery is included with S7 Gloves, 7V Base Layer, and 7V Vest Liners. It will be compatible with other Gerbing 7V items but will be at a constant high-heat if the garment does not have a control button.The new Gerbing batteries are powerful rechargeable batteries with a built-in LED indicator that shows power remaining.On-board Fuel gauge shows Battery Charge:1-LED- Low Power 2-LEDs- Half Power 3-LEDs- Fully Charged
