You can see more obviously through its large LCD backlight display. And this noise meter will be very easy to carry due to its exquisite and compact design. Its power consumption is lower because of its good voltage stability control technology. And it can be used in different workplaces through its full range of functions. Made of metal and plastic material, this product is durable and practical. The length of this product is 15.9cm, the width is 4.9cm and the height is 3.3cm. It is suitable for office noise detection, environmental noise detection, home appliance testing, etc. Item Name: Decibel Meter Material: Plastic,Metal Features: Sensitive, Backlight, Widely Used Noise Measurement Range: 30-130dB Measurement Accuracy: ±1.5dB Resolution: 0.1dB Measurement Accuracy: ±1.5dB Frequency Response: 31.5Hz-8kHz Size Details: 15.9cm x 4.9cm x 3.3cm/6.26" x 1.93" x 1.3" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Decibel Meter