??Our service?- All the products are shipped from US warehouse (CA or NJ), so that you can receive package as soon as possible. If you have any problem please contact us. ??Insulated material?- Equipped with high-tech infrared thermal system. The infrared thermal system is covered by high tech insulated material, can avoid electric shock accidents. ??Unique design?- Unique Infrared Sauna equipment. Designed to heat the whole body intensively. Enjoying sauna in a more relaxed condition. ??Intelligent dual over-temperature protection?- It won’t touch the body directly. Time setting 20 to 60min, temperature adjustable from 77? to 167?. ??Waterproof and anti-conductive function?- Use soft PVC and sponge around the wooden framework,sage, soft and comfortable. It is big and long enough for a people to lay down in it.