Eslnf(ESLNF) | Rechargeable Road Bicycle Laser Calibrator Bicycle handlebar Laser Aligner Easy Adjust Bike Saddle Alignment Tool

Product Feature1.Dual-Purpose Laser Calibration Function--Handlebar alignment: Mount at bar center; laser targeting tire center confirms centered handlebars. Saddle position calibration: Laser aligns with saddle center to quickly adjust symmetric seat placement2.Tool-Free Simple Alignment Operation--Quick one-step installation on handlebars; intuitive laser marking for precise centering without extra tools.3.Type-C Fast Charging & Long Battery Life--180mAh built-in rechargeable battery, up to 10 hours continuous working time.Fully charged within 1–2 hours. Charging indicator: Red light on during charging, light off when fully charged.4.Universal Adjustable Clamp--Fits handlebar diameters from 22.2mm to 31.8mm.5.Tough impact-resistant PP body with soft silicone anti-slip pads, stable and durable.6.Ultra-Lightweight Portable Mini Build--Only 73g weight, palm-sized compact design for convenient carrying and storage.