Like modern high-end belts, the 2.22 connects via Bluetooth to a smartphone app. The app allows you to:
If you are shopping in 2025/2026, you will see both versions on the secondary market. Here is the blunt comparison: kamen rider decade flash belt 2.22
Unless you are on an extreme budget, skip the 1.0. The 2.22 is superior in every measurable way. The 1.0's dim LEDs are a dealbreaker once you see the 2.22's "flash" in person. Like modern high-end belts, the 2