mouse: 2.4G wireless optical, 10 meters long receiving distance Battery life up to 12 months 1000 DPI high-precision optical tracking engine Interference-resistant two-way wireless technology No need for pairing and installation, just plug and play
keyboard: Slim keyboard design saves space 12 windows or multimedia shortcut function keys Splashproof design, won't be damaged by spilled water Battery life up to 1 year
