Key benefits Simple power control with a dedicated OFF button for reliable on off operation. Hold function lets you freeze the current measurement on the display for easy recording and sharing. Buzzer can be used to provide audible reminders as needed, or silenced in quiet environments. Flexible unit options with a single UNIT button that cycles through degrees, slope, and percentage to fit different measurement tasks. Focused controls support straightforward operation and quick access to essential functions. What you can do with it Quickly power the device on or off using the OFF button Freeze the displayed measurement at any moment to capture a precise value Use the buzzer to provide audible reminders according to the work environment Switch between degree, slope, and percentage display modes for versatile measurements 23 practical use scenarios Angle measurement in carpentry or alignment tasks Set the UNIT button to degrees to view angle readings. Use HOLD to lock the current value while you adjust components, and set the buzzer to OFF when quiet operation is required. Slope or incline assessment in construction or layout work Switch UNIT to slope or percentage to view the incline. Use HOLD to save the reading for reporting or notes, and use the buzzer to receive reminders if needed. Training, demonstrations, or field data collection Use the buzzer to provide audible cues during a session, and use HOLD to capture multiple readings for comparison. Switch between units as the task requires without changing tools. Key attributes Function: Four main controls provide immediate access to power, hold, audible alerts, and unit selection. Compatibility: Designed for measurements that require quick switching between degrees, slope, and percentage units. Size and form factor: Controls are organized for straightforward, on the go operation. Performance: Clear display of measurements with reliable hold function and adjustable alerts. Notes The UNIT button cycles among the available unit modes to support a range of measurement tasks. The HOLD feature ensures you can record the exact value when needed, without relying on memory or notes. The buzzer option allows you to audible reminders according to different environments and workflows.