Effective Measurement: This digital meter uses advanced sensing technology with a measurement capacity of 30 130dBA. Compact & Robust Build: Made from strong , this small measuring tool (4.9x15.5x2.5cm) ensures easy transport to different places including construction zones or outdoor activities. Bright LCD Display: The backlit screen shows current readings with updates double per second, allowing effortless viewing in low light for users of any skill. Versatile Applications: With 31.5Hz 8KHz frequency response and auto power saving after 5 minutes, it works well for needs from childcare spaces to factory areas while conserving energy. Dependable Function: Carefully constructed, this unit stable readings through quick methods.