Features: 1.Mini Fan Motherboard 2.Third Gear Speed Regulation 3.Multiple 4.Safe And Stable 5.Professional Installation Is Required To Avoid Product Damage. Description: 1.Size: 26 x 24mm 2.Material: Copper + Epoxy Resin (EP) + Organic Resin + Glass Fiber Cloth Base 3.Type: Fan Motherboards 4.Substrate: Copper 5.Flame Retardant Properties: Vo Board 6.Insulation Resin: Epoxy Resin (EP) 7.Insulation Material: Organic Resin 8.Processing Technology: Electrolytic Foil 9.Insulation Layer Thickness: Thin Board 10.Reinforcement Material: Glass Fiber Cloth Base 11.Applicable Products: Pocket Fan,Mini Handheld Fan 12.Color: As Shown Specification: N9 series-high pressure-N9-5010 Package Contents: 10 x Fan Motherboards Only the above package content,other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/- 1-3cm.