ITEM NAME:Adjustable Digital 24 Hours Car Motorcycle Clock DC 7-30V black X2I8 Adjustable Digital 24 Hours Car Motorcycle Clock DC 7-30V black X2I8 Overall Dimensions: 61 mm x 29 mm x 17.5mm Installation Dimensions: 58mm x 26mm x 17.5mm Power supply: DC 7-30V Display Color: Red Setting the time: a single button, sliding scale Time mode: 24 hours Display: Four 0.56" LED digital tube Update Frequency: About 300mS Blackout: keep time 2 years, but no LED light. Precision: 10ppm Overload: 4-stroke range Operating temperature: -40 Celsius - 85 Celsius package includes: 1x Adjustable Car LED Clock 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.