- Digital test tool with overload protection for safe, reliable measurements. - Multitester suitable for schools, families, and amateur wireless enthusiasts; a practical digital test tool for learning and DIY projects. - Electronic measuring instrument offering high sensitivity voltage measurement and accurate readings. - Meter equipment with data hold and LCD display for easy, clear reading. - Use scenario: In classroom laboratories, it helps students verify circuits and measure voltages during experiments with protection against overload. - Use scenario: At home for electronics projects, repairs, battery checks, and power supply testing, with the LCD display and data hold keeping results handy. - Use scenario: For wireless hobby work, measure voltage levels at test points in projects and monitor small signals with high sensitivity, documenting changes via the data hold feature.