Enter Pinnacle Pro Wired USB Keyboard BlackWork Voltage: DC+5V Windage: ±0.5V Work Current: 30mA Work Life: 10MiIlion times Cable: 3.0*1.35mm Keys: 102keys Key Extracting Force: ≥1.0kgf Key Bounce Force: 55+10gf Main Material: HIPS working way: Membrane tactile switch Mechanical use life: ≥ 100M times Operating: 5°C ~ 50°C Storing: -20°C ~ 70°C Ports: USB Compatible with Microsoft Windows98/Me/2000/NT/XP,Win 7/8/10Less