Aheata 7V Base Layer Women’s TopThe Aheata Base Layer Shirt for Women brings soothing heat right to where you want it. Wearing a heated base layer keeps the heat close to your body so you warm up quicker and stay warm longer.  Slip on a Women’s Aheata 7 Volt Base Layer under your normal clothing to trap in the heat. Put on your winter jacket for even more heat insulation! The Aheata Women’s Battery Heated Top is perfect for chilly offices, a fall motorcycle trip around town, fishing, hunting, bicycle ride, or any everyday errand you have planned.Aheata heated garments use FAR infrared heating and ActionWave heat reflective technology to deliver hours of heat and comfort. ActionHeat allows you to stay warming and enjoy outdoor winter activities longer than ever before. HOW TO USE:Charge Up – Fully charge the power bank with the provided charger.Plug-In – Connect the power bank to the jacket.Turn On – Press and hold the touch-button control for 3 seconds. Press the touch-button to adjust the temperature.Features:Touch-Button Control Technology4 LED power indicators display power bank battery lifeCrew neckBattery Voltage: 7 VoltColors Available: BlackMaterial Contents:92% polyester 8% SpandexEstimated Heating Times:High (Red): 135F – 2 HoursMedium (White): 115F - 5 HoursLow (Blue): 105F – 10 HoursIncludes:(1) Aheata Women’s Base Layer Shirt(1) Aheata 7V Power Bank(1) Charger