Protractor vs U Hydrogen Connect

Ditch bulky tools! Measure angles precisely anywhere with just your phone. *** Features *** ► Full-Scene Precision Measurement * 3-in-1 Modes: Screen Protractor / Gyroscope Protractor/ Camera Protractor, adapt to different scenarios. * Smart Angle Preset: Input target angles for instant deviation alerts. * Hyper-Responsive Feedback: Real-time tracking with ≤0.5° accuracy. ► Triple-Calibration Assurance * Auto Dynamic Compensation: Device-position-aware baseline calibration * Anti-Shake Tech: 80% accuracy boost in motion scenes (Gyroscope Mode) * Screen lock: Freeze measurements instantly to prevent accidental touches. ► Contact Us * Email: ceo@noadit.com

U Hydrogen is the companion app for U Hydrogen devices. It helps you connect, check device status, manage everyday settings, and reach support from your phone. Key features • Scan for and connect to supported UH devices over Bluetooth • View connection status and current device information • Manage runtime and panel-related settings • Record and review HQ activity summaries • Browse Q&A based on your device and product line • Receive filter replacement reminders and practical notifications • Scan a device barcode to identify supported equipment • Send a support report with a description, contact details, photos, or a short video • Use the app in Traditional Chinese, English, or Japanese Bluetooth access is needed to find and connect to nearby devices. Camera access is needed for barcode scanning. Attachments in a support report are used to register and follow up on a device issue; they are not a repair or return-service request. For inspection or after-sales service, contact the dealer where the device was purchased. U Hydrogen does not provide medical diagnosis or treatment advice.