The Philips Reflector Type Lamp AB-R40-S is a 150 watt yellow light bulb designed for indoor use. Made of aluminum with a clear finish, this lamp features a single pin connector and a bell-shaped design. With an energy star rating of 3 stars, this lamp provides bright light with a specific EC range of A - G. Ideal for various lighting needs, this lamp from a trusted brand like Philips offers reliable performance and quality.