LIGHTSYNC technology provides dynamic full-spectrum lighting Use G HUB software to customize all settings, including media-driven effects and advanced personalization features Compatible with POWERPLAY, so that the battery drain will never happen again ~ Product Size: 131.4 x 41.1 x 79.2 mm Product Weight: 106g DPI:100-20,600 DPI Accessories Included: DPI toggle button cover, USB-C charging cable, LIGHTSPEED USB-A Receiver USB extension adapter ~ • Return and refund are not accept. • Free shipping to HK/Macau when spending over $500 onwards • China area shipping fee $130 + Local SF Express • Two business day shipping. Sent via SF express. • Exchange of defective units purchased in 7 days ~ *Photo for reference only