Deathadder respawn 3500dpi still going strong. Bought end of December 2011. If anyone has double clicking issues they get fixed by gently breathing on the gap between the left button and the base of the mouse : r/razer
100% Original DeathAdder RZ01-0015 3500dpi 3.5G Shell /Cover Replacement outer case for Ra.
Razer Deathadder Essential Gaming Mouse
Amazon.com: Razer DeathAdder Essential - Left-Handed Esports Ergonomic Gaming Mouse - 3,500 Adjustible DPI : Video Games
Best Buy: Razer DeathAdder 3500 Gaming Mouse Black RZ01-00151400-R3U1