Features: Equipped with pointer- dial-, high accuracy, can directly display the measurement result. Easy to install, suitable for home audio, DIY, car audio- conversion, etc. The most basic tools in audio- equipment, exquisite workmanship-, long service life. Quality materials, it has excellent durability and stability. With high-definition yellow backlit, it can be used normally at night. Specifications: Material: Plastic Pointer-Length: Approx. 31.51mm Size: Approx. 6.5x5.4cm/2.56x2.13in Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Audio Level Meter