Here is a brand new Wireless USB Digital microscope from ThinkGeek which uses a 2.4GHz wireless magnitude with a switch on a cradle/wireless receiver for selecting a single of 4 channels. The microscope is means to increase a intent from 10x to 200x as well as comes versed with 8 white LEDs around a lens for combined illumination. Other facilities embody a built-in Li-ion battery which can be recharged regulating a cradle. You can squeeze a Wireless USB Digital Microscope for $139.99 each. [Product Page]