1.This is a intelligence coat for you.5.Manual measuring, please allow 1-3 cm error,thank you.6.The fashion is warm, comfortable and breathable, and its a good partner for your winter going out.6.After red light flashes for 5 minutes,then automatic turn to white light,means medium temperatureOccasion:Daily,Casual2.Do not use high temperature water or strong .3.Built-in portable source storge pocket, easy travel.Power Supply Interface: USBWhite light means medium heating continuously,blue light means low heating continuously8.Press the chest temperature control switch for two second,lights out and stop heatingWarm:45 ℃ (Red Light)4.After nature air drying can be use.3.Switch on the removable charger1.If not used for a long time,please do not plug in removable charger1.Take out removable charger.Material:Polyester1 x Loose Vest (Portable Source Not Included) Area: Back HandPower Supply: 5V/2A Portable Source(Not Included)5.Red light flashing,means heating automaticEnergy Saving:25 ℃ (Blue Light)4.Use time depending on the capacity of removable charge.3.Do not force knead or beat.Style:Casual5.A button to heating, three temperature control, intelligent heating.Function: Keep warm, water splashing and cold4.Press the chest temperature control switch for two second7. USB interface power supply, longer service life, water splashing and washable.1.Take out USB plugSeason:Autumn, Winter7.Manual adjustment has three level,red light means hign-temperature heating continuously.Sleeve length:None2.Neutral is available and then hand wash.3.Forbidden to use electricity for wet clothes,Please turn off the power and stop using if cloth is wet.2.Plug in removable chargerComfort:35 ℃ (White Light)Temperature Shift(Manual