Specifications:
The Exon V30 should be available for around 39.90EUR.Sensor: Optical · PixArt PMW 3325 DPI (max.): 5000 Design: Ergonomic Internal Memory: 128 Kb Weight: 110 g Buttons powered by: Omron switches Programmable buttons: 6 Dpi Adjustable on the fly: 200 DPI - 5000 DPI Compatible with: Windows Vista / 7 / 8 / 8.1 / 10 Size: 120 x 66.2 x 40 mm Plug: Gold-plated USB LED: RGB · 16.8 million colors Butttons: 6 (programmables)