3 Heating Levels & Easy OperationWe recommend selecting the larger size if you are between sizes, as our vest tends to run slightly small. Logo on left chest doubles as power switch press and hold 3s to turn on or off. Soleilwear lightweight heated vest for men with 3 adjustable temperature settings, easy operation, LED indicator design, you can adjust the appropriate temperature according to the weather change and different environment. Change the temperature with the click of a button
