Now available from PMD Way are these compact LED digital voltmeters with neat enclosure. They'll measure between 0 and 100VDC without any effort at all. You can select from red, green or blue 0.56" LED numerals using the options menu. Specifications: Measuring range: DC 0~100V Allowable error: ±1% Display mode: three 0.56′′ LED digits Refresh rate: about 200mS Power supply: DC 4.5-30V Current consumption: less than 20mA, generally 5-15mA Working temperature: -10°C~65°C Dimensions: 48mm x 29mm x 16mm / 1.89in x 1.14in x 0.63in (Length x Width x Thickness) Opening size: 46mm x 27mm / 1.81in x 1.06in (Length x Width) Lead length: 20cm Don't forget to check out our full range of display products if this doesn't meet your needs. And as always, all orders receive free delivery. And remember ... if you: can't find what you need not sure what to order want a bulk deal need technical support or just want to have a talk ... Please email us via [email protected]. To keep up to date with new products, news, tutorials and more - we're on x, Facebook, Instagram, threads, reddit, and instructables.