Thank you for looking. This was purchased for use in a store, but the store's light bulbs were changed, so it has been stored unused. Details are as follows. PHILIPS MASTERColour CDM-T lamp with 35W G12 socket and UV block function. * Manufacturer: PHILIPS * Product Name: MASTERColour CDM-T Series 35W 3000K G12 CDM-T 35W/830 * Model Number: CDM-T35W/830 * External Dimensions: Width 20mm x Depth 20mm x Height 103mm