CatEye AMPP400S / VIZ100 Headlight/Taillight SetCatEye AMPP400S VIZ100 Headlight Taillight Set. The Cateye AMPP500S Viz100 combo includes a powerful 500 lumen front headlight and a high visibility taillight. The AMPP500S offers multiple lighting modes and a long battery life while the Viz100 provides bright eye catching rear illumination. Both lights are designed for durability and ease of use enhancing safety on the road. AMPP500S Headlight features 500 lumens with multiple modes and long lasting