Single digital Volt display OLED 1.3" digital single volt gauge 1.3 inches OLED Volt gauge Single digital Volt display This is one of the smallest and yet most affordable OLED single gauge that Zada Tech has ever designed and produced. Designed on a 1.3" OLED screen makes it very small, yet visible. it can be mounted almost anywhere. Fully sun-readable and wide viewing angle. Voltage range: 0 - 20 volts Check out the dimensions of the 1.3" OLED screen shown in the picture. About Zada Tech Zada Tech designs and manufactures custom displays. The Company is specialized in digital displays, including color LCD and OLED based displays and fully digital HD LCD dashboards for vehicles. Proud to have the most unique and accurate displays on the market. The head office is in the UK and everything has been designed and manufactured locally.