*PROsmart heated jacket provides comfortable wearing feeling with refined material and smart design . *Heated jacket for women is flexible and washable ,which can easily be worn with your daily attire . *Efficient heated design allows bettery operated jacket for women warm up rapidly in extremely cold weather . *Three temperatures can be selected (Hi,Medium,Low) .*Zipper pocket of heated vest jacket- ideal for cell phone storage .*Water-proof and wind-proof*High quantitly 12v heated jacket provide long working time up to 18 hours for each charging. Product Description Material: Cotton,Polyester,Nylon Size: XS,S,M,L Color: Black Voltage: 12V Heated area: Front chest and back Temp.Range: 40-60 °C (104 -140 °F ) Surface temp. Temp. Control: Rubber Control(on the left chest),Pre-heated 5 mins,3 settings(hi,mi,low) Power supply: 12V 5000mah Lithium-polymer battery Lasting time: 6-18 hours (Depending on the setting) Charging time: 7-8 hours Battery Cycle Life: 500-800 times Heated jackets for women can be widely used for mountaineering ,climbing ,hiking or outdoor working / sporting ,etc. Package: A warming jacket ,A battery with charger Washing: Battery or cable can NOT be wash,please plug out the battery or cable before washing. Hand wash or machine wash IN A SMALL-FIT LAUNDRY BAY. Medical Information : People who are sensitivity to heat applications (diabetics,circulatory problems) should not wear heated clothes. Please consult your physician before using.