Features 1、VU meter with driver boards, moisture-proof adjustable resistor, long service life. 2、With back light allows you to use it at ease even in the dark environment. 3、It can be connected directly to the amplifier output. 4、Premium material case and selected top quality electronic parts. 5、Widely used in audio recorder equipment. High accuracy and stable performance. Specification VU meter made of premium material and selected top quality electronic parts. Equipped with driver boards and back light for convenient use. Features: VU meter with driver boards, moisture-proof adjustable resistor, long service life. With back light allows you to use it at ease even in the dark environment. It can be connected directly to the amplifier output. Premium material case and selected top quality electronic parts. Widely used in audio recorder equipment. High accuracy and stable performance. Specifications: Material: ABS + Metal + PC + PMMA + Electronic Component Color: Black Input: AC/ DC 6-12V 50mA Measuring Range: 0-500μA DC Internal Resistance: 650Ω ± 15% DC Current: 500uA ± 15% Accuracy: ± 5% Bulb: 50mA/ 12V Lamp Pointer Length: 18.0 ± 1mm Pointer Width: 0.35 ± 1mm Item Size: 3.4 * 4.5 * 3.4cm / 1.3 * 1.8 * 1.3in Item Weight: 52g / 1.83oz Package Size: 8.5 * 7.0 * 7.0cm / 3.3 * 2.8 * 2.8in Package Weight: 54g / 1.90oz Package List: 2 * UV Meter with Driver Package List 2 * UV Meter with Driver