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. 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 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. tep 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). Gerbing Gyde 7V Battery Heated Jackets & Vests Include: (1) 7V 3400 mAH Rechargeable Lithium-ion Battery Pack (25.16Wh) (1) Wall Charger (1) Detailed Instructions (1) Gerbing Lifetime Warranty Gerbing Men's 7V Battery Heated Khione Puffer Jacket 2.0