ITEM NAME:Adjustable Digital 24 Hours Car Motorcycle Clock DC 7-30V Y6F7 Adjustable Digital 24 Hours Car Motorcycle Clock DC 7-30V Y6F7 Digital tube: 32mm x 10mm x 12mm PCB Dimension: 35mm x 16mm Power supply: DC 7-30V Time mode: 24 hours Display Color: Green package includes: 1x Adjustable Car LED Clock Display: Four LED digital tube 0.28" Update Frequency: About 300mS Setting the time: a single button, sliding scale Blackout: keep 2 years time, but the light is LED. Precision: 10ppm Overload: 4-stroke range Operating temperature: -40 Celsius - 85 Celsius 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.