F2088 mechanical keyboard

●Transmission method: wired USB
●Keys: 108
●Key travel: 4.0 mm
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●Key life: about 50 million times
●Rated voltage/current: DC 5V/250mA
●Product size: 435 (L) x 123 (W) x 38.5 (H) + 0.5mm
●Hand rest size: 435 (L) x 68 (W) x 14.5 (H) + 0.5mm
●System Requirements: Vista/Windows 7, 8, 10/Mac