Special featuresWithout batteries, charger, including LXT adapter, in boxBattery connection on the side of the shirt.Comfortable heating from 4 heating elements, 1 on the stomach, 1 on the back and 2 at the wrists.Read the safety instructions and operating manual carefully before use.Supplied adapter can also be used with our ventilated clothing.Preselection of three heating settings via button with LED indication of the selected setting.Heated undershirt made of thin and elastic material.Machine washable at a maximum of 30°C.SpecificationsWashing instructions: 30 °C Operating time high (BL1040/41B): 03 : 30 hoursOuter layer material: Polyester (100%) Voltage: 10.8-18 VHeat settings: High/medium/low Operating time medium (BL1040/41B): 07 : 00 hoursLining: Polyester (100%) Operating time low (BL1040/41B): 15 : 00 hoursPlatform: LXT / CXT Tumble dry: Yes Colour: black USB port (charging mobile device): 1 Documents User manual