This product is a Philips 245589. It is a MSD 1200.1CT/3. The high luminous efficacy and optimal lamp filling of the single ended Architectural MSD lamps create high beam intensity and excellent color rendering. While the compact arc of the lamp allows efficient beam control and high intensity. Ideal to illuminate architecture of all types at night. Benefits High lumen output Low cost of ownership Excellent colors Features High luminous efficacy Long life Optimal lamp filling Applications Display lighting Architectural lighting Studio and disco lighting Fibre-optic lighting Warning & Safety A lamp breaking is extremely unlikely to have any impact on your health. If a lamp breaks, ventilate the room for 30 minutes and remove the parts, preferably with gloves. Put them in a sealed plastic bag and take it to your local waste facilities for recycling. Do not use a vacuum cleaner. Lamp contains mercury. Manage in Accord with Disposal Laws.