- Alignment tool for bicycle handlebars: install in the middle of the handlebar; the light lights up exactly in the middle of the tire, making position adjustment easy and saving time and effort. - USB Type-C charging: equipped with a modern USB Type-C charging port; supports fast charging and is compatible with a variety of devices; can be used anywhere and anytime. - Durable build and grip: ABS shell with soft silicone anti-slip pads; drop resistant and non-slip; reliable on any terrain to provide a safe riding experience. - Easy and coordinated riding: eliminates the difficulties of manually aligning the saddle and handlebars; simplifies the task and promotes a coordinated and effortless riding experience. Use scenarios: - New bike setup: mount the tool to quickly align handlebars to the wheel center before the first ride. - After component changes: re-align saddle or handlebar after adjustments or replacements to restore proper fit. - On varied terrain: use during rides to verify and maintain precise alignment for a safer ride.