I couldn't find a bike light that I liked that wasn't $300, so I “made” one. I wanted high cri, 5000k tint, long battery life, and crazy bright. SP36 saves the day. :
クロスバイク シマノ 自転車 変速6段 黒 金 moodle.cri-world.com
Vitus Zenium CRI Ultegra Di2 road bike review | Cyclist
Zenium CRI Road Bike Ultegra Di2 (2020) – US Vitus Bikes