Features: VU meter head- with warm color backlight, easy to read. The level swings adjustable, can be compatible with different types of table header. The design- of bridge pile rectifier filter circuit, can be atransformer- or DC-power-supply. The driver board supports two output connection terminals. Bring you new and different using feeling. Made of high quality plastic material, durable, sturdy- & long service life. Specifications: Material: plastics Size:approx 3.5x3.5cm Note: Please allow 1-3cm error due to manual measurement. please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x VU Meter