Amazon has the EVGA X20 Customizable Ergonomic Gaming Mouse (903-T1-20BK-KR) for $20 - $3 off at checkout = $17 with free shipping on $35+. The world's first triple-sensor mouse. Using dual LOD sensors, paired with a Pixart 3335 optical sensor. Features 5 customizable onboard profiles, 3 zone RGB lighting, 2.4Ghz / Bluetooth / USB wired.

Has good Amazon Reviews.

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Amazon has the Logitech MX Mechanical Wireless Backlit Keyboard (920-010547, Tactile Quiet Switches) for $107 with free shipping. List price: $170. MX Mechanical keyboard stays powered up to 15 days on a full charge or up to 10 months with the backlighting turned off (3).

Has good Amazon Reviews.

$107 Shop Now

Amazon has the Logitech G903 LIGHTSPEED Wireless Optical Gaming Mouse with HERO 25K Sensor (910-005670, Black) for $75 with free shipping. List price: $150. Features rechargeable, lasts for up to 140 hours with light Sync RGB lighting, and up to 180 hours without.

Has excellent Amazon Reviews.

$75 Shop Now