Features: * brand new and high quality *Made of high quality material, durable and practical to use *Large electronic scene, the figures are bright and easy to view, and they are still clearly visible during the day *Three in : set , indoor and outdoor temperature, voltage display *You can view an item individually, or you can cycle through each item, and support customizing the items to be displayed *You can choose the snap-in mounting hole or you can place it in the correct position Specifications: *Product name: 3 in 1 voltmeter *Material: PP *Display color: Red / Green /Blue *Voltage: DC 5-27V *Frame size: about 22x58 mm *Installation opening size: about 19.5x56 mm *Temperature display range: -35-120C *Voltage display range: 5-28 V *Power cord length: about 28cm Package Contents: 1*Voltmeter Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightne of your monitor and light brightne. 2. Please allow slight manual measurement deviation for the data.