The Razer DeathAdder V2 offers comfortable operability with its ergonomic design. - Model Name: Razer DeathAdder V2 - Design: Ergonomic design - Switch: Razer Optical Switch - Cable: Lightweight braided cable - Features: Programmable buttons Thank you for viewing. This item was purchased as a spare and has been forgotten about, remaining unopened. The warranty has expired. There are scratches on the outer box. Since I had no issues with the V3, I will sell this to someone looking for this model.