new and high qualityLow power consumption.Accurate positioning.Dustproof, wear-resisting.No moving parts, reliability, high stability.Finger touch can be induced, with long not easy fatigue.Compact structure, small volume, light weight, simple to use convenient.:15 mm thickness:Working temperature: 0 to 60Working humidity: 5% to 95%, with no condensationStorage temperature: 40 to 65Product size: 99.97x83x12.6mmTouchpad size: 65x49mmWire length 1.5mform: USB InputColour: BlackMaterial: plasticPackage Contents:1* Portable TrackpadOnly 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.