Meritline offers this Wireless Optical Mouse in White, model. no. 401-687-001, for $7.99. With free shipping, that's a buck under our mention from last year and $7 below the lowest total price we could find for a comparable mouse elsewhere. This 2.4GHz mouse features a USB dongle, up to 1,000 dpi, and more. One AA battery is required, but not included.