1: Upgraded version of reaction training light, adding more induction off modes, flashing light prompts, increasing sensing distance, upgrading from 6 colors to 8 2: Special customized version, limited edition for sale, 3: There are four combinations of reaction training lights, and most Android phones can connect 4-6 lights. Apple phones can connect 8-12 lights, please use a better phone to connect the lights, 4: Please refer to the website for the product manual: https://www.ql-sport.com/xcx/web-manual-en.pdf
5：APP download address: Google or Apple Store search for ReactionX
