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; } Installation instructions: This instrument is not waterproof and must be installed in a p where it cannot be exposed to rain.Display instructions: This instrument displays an LED light bar. Fill Up the for Tank, adjust the potentiometer until the led meter all bright , and until don'for t have any oil in for tank adjust the meter led all crush out.Test instructions: After connecting the positive and negative poles of the power supply, the meter will not light up. Connect the signal line to the negative pole and all the meter lights will slowly light up, indicating that the meter is good.Adjustment instructions: Connect the blawire to the positive pole of the power supply, the green wire to the negative pole of the power supply, and the yellow wire to the oil float signal wire, then add more oil, and then slowly adjust the adjustable so that ten lights just light up.ant note: The signal wire must be pulled directly from the oil float, and the wire connected to the instrument aembly must be cut off, otherwise the oil will be absolutely inaccurate.Note: This product is only suitable for cars with low resistance when full of oil and large resistance when empt.Working voltage: for DC 12Vconnect cable:Black: + 12V positiveGreen: -12V negativeYellow: r singnal inputLED display :one Red ,one Yellow ,eight blueDimensions: 48x28x19mm(LxWxH) Size: 46x26mmthis meter have adjustable potentiometer , it can'for t the same for time use with car oil scale.Red light is power supply Indicator light ,the yellow Turn off mean no oil , 5-6 is bright together the other one by one bright.Must cooperate with oil r (float).Cannot be used together with the oil scale.Colour:blackMaterial:plasticPackage Contents:1 x 12VUnversal Motorcycle Car Oil scale meter LED Oil level IndicatorOnly 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.