Browse shades with filters by color, name, or number. Sort and search through 1,000+ options. Save preferred shades to a favorites list. View detailed color information and product details.
Provides multiple-choice tests on vocabulary and grammar. Users answer questions, receive immediate feedback, and review correct answers. The includes 153 vocabulary levels with ten words each and cumulative review levels.
Monitor battery levels and charge status in real time. View historical charge data through charts. Export historical data as tables. Supports both new and old version coulometer devices. Displays all features available on new devices.
