Size: 90*15cmNet weight: 80gRated voltage: 5VTemperature setting: 40-45℃/43-55℃/47-65℃The back is interspersed with straps, beautiful and easy to use.Battery unit fits securely in the hidden zippered pocket.3 levels temperature, it can keep warm efficiently, and won't look fat.It likes ordinary scarves, which can be washed without disassembly, and the USB connector can also be washed directly.It is suitable for outdoor sports, maintain stable body temperature during winter, basic thermal therapy, relieve hypothermia when in emergency.Product List:1 * Heating scarf1 * Data cableReminder:1. All pictures have been professionally color-calibrated, but due to the different ambient light and different display device settings, there may be some deviations between the pictures and the objects you see. Please understand.2. The data is manually measured, there may be some deviations, but it does not affect the use.Warm your neck.