Gembird WP-L-01 Wireless presenter with laser pointer, Wireless 2.4 GHz, Power supply: 2 x AAA battery, up to 10 m, Net weight: 84 g

Gembird WP-L-02 Wireless presenter with laser pointer, Wireless 2.4 GHz, Power supply: 2 x AAA battery, up to 10 m, Net weight: 84 g

ACER WIRELESS PROJECTION KIT UWA3 (White), USB Wireless adaptor, Compatible with P1285 / P1385WB projectors, WiFi-N

Epson Air Filter ELPAF49For Epson EB-680/685W/685Wi/695Wi

ACER USB WIRELESS ADAPTER DUAL BAND, Compatible with K130, K135, K135i, K335, P1273B, P1373WB, P5207B, P5307WB, P7500, P7505 projectors

Logitech R400 Black Laser Presentation Remote 2.4 GHz wireless, Up to 15-meter range, Battery indicator, Red laser pointer, 910-001356