FASCINATION ABOUT WIRELESS MOUSE/ GRADIENT PURPLE

Yet another successor is The bizarre (£58/$70) Viper V3 Hyperspeed. This can be a a lot more economical product, but can take some sideways ways with mechanical switches rather than optical, AA battery energy (great for 280 hours of use), a relatively higher excess weight of 82g and a Focus Pro 30K optical sensor that outperforms the main focus+.