A4Tech B840 Bloody LK Mechanical Gaming Keyboard Color:Golden/ Black Camera 720P HD camera

Camera 720P HD camera

Dust-resistant design prolongs wheel life-span

Replacement Battery for Acer Predator Helios PH315-51-74V4

Video conferencing

5 Numerical Value 4-in-1 HEPA Filter: Pre filter/ HEPA Plus+ Filter / HEPA 13 Main Filter / Activated Carbon Filter APP&Wi-Fi: acerpure Life (Support IOS and Android) Other Function: Anion Function / Safety Lock / Quiet Mode / Timer Mode Motor: DC Motor

A4Tech B840 Bloody LK Mechanical Gaming Keyboard Color:Golden/ Black Camera 720P HD cameraWORLDS FIRST LIGHTNING SPEED MECHANICAL SWITCH Innovative LK optical switch technology uses optical detection that removes all input lag which is able to obtain zero digital latency reacting with a speed of 0. 2ms key response. Light Strike Optical Technology LK Sound Creator Tech Zero Lag Response Neon Glare System 25% Faster Keystroke Ultra Durable 0. 2ms Key Response Innovative LK Optic Switch technology uses optic switches to react at lightning