Features: The digital volt amp meter testers with 3 bit blue and red LED display, presenting clear and reading.Mini voltmeter digital amp meter is easy to store when you do not need it, which can be widely applied to industrial assembly line, RV, grid, , solar panel, etc.There are 10 pcs voltage meter testers in , which are enough to meet your different using needs.Specifications:Screen display: red and blueVoltage measuring range: DC 0-100VCurrent measuring range: DC 0-10APlease use the product within a reasonable range to avoid the risk of burning.size: 48 x 29 x 22mmMaterial: ABScolour: blackPackage Contents:10 x Voltage TestersOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.