body { font-size: 75%; color: #000; font-family: Open Sans,Arial,Helvetica,sans-senif,SimSun,"宋体"; line-height: 1.3; } dl { margin: 0px; width: 480px; float: left; } dt { width: 100px; height: 15px; float: left; } dd { width: 240px; height: 15px; float: left; } dl dt { margin: 0px; line-height: 22px; color: #474747; font-size: 14px; font-family: tahoma; } #product-desc { width: 100%; height: 209px; } #description { width: 100%; height: 50%; } #details { width: 100%; height: 50%; } .ui-box-title { height: 30px; font-size: 15px; font-family: tahoma; font-weight: bold; background-color: #ddd; text-anchor: inherit; padding-top: 8px; margin: 0px; } .ui-box-body { margin: 0px; } #tbspecifics { border-right: 1px solid black; border-bottom: 1px solid black; } #tbspecifics tr { height: 30px; } #tbspecifics td { width: 100px; border-left: 1px solid black; border-top: 1px solid black; } 2.5 inch (60 mm) diameter . When the ignition switch is off, the bladial surface. You can choose -10 colors of backlight, and you can store the settings in day and night modes.Brightne can be selected in 6 different levels, and the setting can be stored in day and night modes. Can choose -3 types. You can choose -4 levels. You can choose from -5 different opening ceremonies.The warning value can be set (any), and the warning can be selected from three variants or turned off. The data (value and warning value) obtained during driving can be stored, and the value can be viewed and cleared.Plate gla, high-definition scale and slender pointer provide accurate indication and high visibility. Brushle sting motors are used to achieve smooth and instant response to high-performance sports driving.Common on operations:1. There is a on on the baof the meter for viewing and clearing values, changing colors, adjusting brightne, selecting s, setting warnings, etc.2. Short pre to switch between different function settings, pre until the sounds, and then enter the setting mode. Releasing the on after 5 seconds will return to normal state.Power cord connection:White line: to 12V line during ignitionRed line: to 12V battery lineYellow line: connect to the 12V line when the small light is onBlawire: groundProduct name: 2.5 inch 60mm boosterUnit: KpaMeasuring range: -1-2x100kpaLight: red and whitePower supply: 12 VShell: aluminum matt shellOuter ring: aluminum matt outer ringnote:This product is designed for 12v vehicles. Do not install this product on a vehicle with a 24v system.Do not install this product immediately after turning off the engine. The engine and exhaust system are very hot at this time and if Preed, it may cause s.Material:aluminumcolour:Silver+blackPackage Contents:1 x booster table1 x boost r1 x harne1 x PVC hose1 x T type three way connector1 x bracket1 x manualOnly the above package content, other products are not included.Note: Light shooting 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.