The improved Khione 2.0 puffer heated jacket features four patented Microwire™ heating zones and a water-resistant, windproof shell for the ultimate heat and comfort for any outdoor adventure. With powerful performance and popular style, this heated jacket is constructed with 200-fill synthetic down and is designed to be close-fitting for added warmth. Includes a rechargeable 7V lithium-ion battery for hours of heat on-demand. Simply turn on this great heated jacket and experience warmth like never before.Gerbing Gyde 7V Battery Heated Jackets & Vests Include:  7V 3400 mAH Rechargeable Lithium-ion Battery Pack (25.16Wh) Wall Charger Detailed Instructions Gerbing Lifetime Warranty Gerbing Gyde Khione Features:  Four Microwire heating zones: Chest (2), Back (1) & Neck (1) 200-fill synthetic insulation 135° F Maximum heat Active heat retention technology Heats for hours Water and Wind Resistant Comfortable & Stylish Fit Durable ripstop fabric construction Battery Integrated Temperature Controller This garment is breathable, flexible, and more durable than other insulated garments on the market. The added durable water repellent finish enhances the performance of the garment in wet conditions. To enhance the warmth of the garment, the bonded lining provides added comfort and maximum heating performance and heat retention.The battery has 4 heat settings as indicated by lights and Heat Times:  100% (4 red/blue lights) - 2 Hours 75% (3 red/blue lights) - 3 Hours 50% (2 red/blue lights) - 5 Hours 25% (1 red/blue lights) - 8 Hours  Charging Battery:  (We recommend charging overnight for the first charge.) Charge 100% before use (a full charge takes about 3 hours). A red light will appear on the wall charger when charging. The red light will change to green when charged. Maintain at least 25% power when the battery is not in use. This practice will prolong the life of any 7V battery.  How it Works:  Step 1: Power on by pressing and holding the power button. Step 2: To change temperature, press and hold the power button until the LED light reflects desired setting. *Power level setting can only be indicated when connected to the garment. Step 3: Check remaining battery life by disconnecting the battery from the product. Press and hold the power button, the LED indicator will show 1 to 4 lights. LED lights to indicate remaining power will illuminate (4 lights are full power). Turning on the Heat: Step 1: Locate the power pocket; it will be on the wearer's left outer pocket. Step 2: Open the pocket and locate the power plug. Step 3: Turn on the battery by holding the power button until it lights up. Step 4: Insert the plug into the battery port and push it down to secure it in the plug holder.  Step 5: Push the power button on the battery to select the setting you would like. Step 6: Place the battery into a pocket and close the pocket. Gerbing 7V Men's Khione Insulated Heated Jacket 2.0