Hart Heated Jacket Kit new , seal box . - Adjustable heating settings of high, medium and low -3 Heating zones -Insulated and layered with polyester material -Wind and water resistant to withstand extreme weather conditions. -Portable power source with USB port for powering small devices and jacket simultaneously. -Compatible with All Hart 20V lithium-Ion Batteries Washer and dryer safe Heating zones : Left chest, right chest , mid back