Specifications: Low start voltage: red minimum 5V, green minimum 5V, blue minimum 5V. Features reverse connection protection; will not be damaged if connected incorrectly. Withstands up to 132V input without damage. Item Name: Voltmeter Material: ABS Voltage: DC 5V - 120V Measuring Range: Red (DC 5 - 120V), Green (DC 5 - 120V), Blue (DC 5 - 120V) Working Current: Red (< 23mA), Green (< 18mA), Blue (< 13mA) Maximum Input: DC 132V Features: Digital Display, High Precision, Easy to Install Size: Length: 4.8cm (1.89"), Width: 2.9cm (1.14"), Height: 2.2cm (0.87") (Approx.) Cable Length: 20cm (7.87") (Approx.) Notes: Due to differences in lighting and screen settings, the actual item color may vary slightly from the images. Please allow slight dimensional variations due to manual measurement. Package Includes: 1 x Voltmeter