From the Manufacturer
Philips 4-Watt T5 Amber Landscape and Accent Lighting capsule is ideal for illuminating walkways and accenting landscaping. They provide a festive amber colored light that adds a fun and decorative touch to your outdoor decor. These light bulbs should only be used in 12V enclosed fixtures. Light for all of your specialized fixtures. Philips Specialty Incandescent and halogen bulbs provide the perfect light for accent and display lighting as well as general lighting in a variety of applications.