Douai is manufactured by means of both machines and manual labor. Especially some detailed and sophisticated parts or workmanship, are manually finished by our professional workers who have years of experience in handmade crafts. This product is perfect for motorcyclists, snow lovers, travelers, and campers
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Before production, the electrode materials of Douai are carefully handled to prevent them from coming into contact with each other. Because contamination between the anode and cathode materials will ruin the battery. Its digital controls are completely waterproofed to be washer machine and dryer safe
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Douai undergoes the following production processes: the preparation of metal materials, cutting, welding, surface treatment, drying, and spraying. The heat reflective technology allows it to deliver hours of heat and comfort
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Douai is strictly inspected during production. It is checked on its appearance (porosity, scratches, dents or holes, paint runs, blisters, debris contamination). Built-in a temperature controller, this product can achieve optimal heated comfort
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The design of Douai is based on the combined theories of the law of seals and the principles of applied science. Its breathable mesh helps maximize efficient heat transfer
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It has a complete life cycle and high performance. This product provides all-day heat on a single charge