Сейф с низким напряжением USB с подогревом Pad

Heated pad 1, Ultra safe, low voltage, only 5 voltages 2, Material: 100% cotton +Non-woven cotton lining 3, Double deck sensing temperature heating wire 4, Pre-heating time:10-15mins 5, Overheating protection 6, Current protections 7, We have got 15 patents 8.Developed numbers of patent concepts, to achieve heat preservation and humanization design by using special material as shell, to prevent dangerous situations 9. New patented low-voltage safety technology. 10. Anti-creeping, water resistant. 11. Energy saving, environmental friendly. 12.Proper temperature, improving blood circulation, keeping human body from cold air, significantly release pain caused by rheumatoid arthritis in winter! 13.Size:35cm*35cm