Razer PBT Keycap Upgrade Set, Mercury White, RC21-01490200-R3M1 cable Up to 300 m Long

Up to 300 m Long Range PoE Transmission: The distance between IPCs and switch can reach maximum 300 meters

Weighted base: The Razer Mouse Bungee V3 is designed with a weighted base that keeps it from toppling over

Hikvision  Wireless Dual-Tech Detector DS-PDD12P-EG2-WB with 3D optics including creep-zone protection

They are easy to use and reliable

it is also water resistant and easy to clean

Razer PBT Keycap Upgrade Set, Mercury White, RC21-01490200-R3M1 cable Up to 300 m LongRazer PBT Keycap Upgrade Set, Mercury White, RC21 01490200 R3M1 with Shine resistant PBT material, Fits all Razer mechanical and optical keyboards, Fits all cross shaped axis (Cherry style) switches, Fits both Razer and standard 104 105 key US and UK layouts, Includes mechanical and optical keyboard stabilizers