As written....By manufacturer it is not recommend using mask and neck section..for no longer more than 30 minutes per day! PLEASE!! .... US Plug Only!!!!  Package contains: LED Mask X 1 Remote Control X 1  Power Cord X 1  Full English User Manual X 1   Features ▶100% Brand new and high quality ▶Help to Activated the collagen ▶Promote skin collagen growth, make the skin more translucent and white ▶Tighten Pores ▶Tighten pores, making the skin firmer, improve skin brightness, more smooth and elastic ▶Accelerate Detoxification ▶Effectively accelerate skin metabolism rate, promote the excretion of toxins of skin ▶Oxygen Increase ▶Promote skin permeability, increase oxygen to lock skin moisture ▶Repair Skin ▶Promote blood circulation, lighten freckless and red bloodshot