Tiffen 58mm Neutral Density 0.6 Filter Belkin F9P609-03 Plug an XBee into this

Plug an XBee into this breakout and you will have direct access to the serial and programming pins on the XBee unit and will be able to power the XBee with 5V

Hawke Sport Optics 8x32 Endurance ED Binocular (Green)

This is a small force sensitive resistor

For iPad and Other Standard Size Tablets

Tiffen 58mm Neutral Density 0.6 Filter Belkin F9P609-03 Plug an XBee into this0. 6 Solid Neutral Density Filter 4x Filter Factor, +2 Stop Darkens Entire Image Allows Reduced Shutter Speed Allows Wider Aperture ColorCore Technology 58mm Front Filter Threads Plastic Case The Tiffen 58mm Neutral Density 0. 6 Filter is a solid ND filter with a 4x filter factor that provides a 2 stop exposure reduction. Its 0. 6 density creates a darkening of the entire image, allowing you to photograph with a wider aperture or slower shutter speed