The Makita USA 12V CXT Lithium-Ion Cordless Heated Jacket features a run time of up to 14 hours with a 4.0Ah battery (battery not included). The jacket offers three heat settings (high/medium/low) for precise heating control with three core heat zones on the left chest, right chest, and back for optimum heat distribution. The jacket's on/off heat controller uses three-stage LED indicators to show when the product is in use. With its removable zip-off sleeves the jacket can quickly convert into a vest. For additional comfort and protection against harsh environments, the jacket has knitted storm cuffs, a fleece-lined collar, and a drawstring waist. The jacket has a battery pocket on the rear left side for quick and easy access; the power source accepts Makita 12V max CXT litium-ion batteries and features a USB power port for charging portable electronic devices (battery and charger not included).