Long life with life span of 10 million times.
Special soft feel keys
Water resistant design
Extra comfort with Big Enter & Space Bar key
Sealed membrane sheet for greater reliability
Compact size for space saving
Key Pressure:45g,comfortable feeling, effectively
reducing typing stress, release the arm muscle strain
Noiseless design for undisturbed working environment
Life-span of Operation:10,000,000 times
Compatible with windows 98/2000/ME/NT/XP/Vista/Linux/Window 7/ Windows 8.