VERSATILE USE: These powerful and durable bulbs are just what you need for wedding decor, Christmas celebrations, weekend BBQ's and so much more! Spruce up your patio with these classic party lights that will be sure to brighten up your space! MULTIPLE POWER SETTINGS: Our glass-made dimmable replacement bulb will illuminate all indoor/outdoor space. Spice up your lighting and scenery to set the mood. From wedding decorations to bedroom essentials, these lights will illuminate your needs! APPLICATION: Screw in these replacement bulbs to unlock their brightness! Create the best mood for a variety of events and celebrations by illuminating your outdoor space with an elegant warm ambiance. DIMENSIONS & DETAILS: These nickel coated E17 Base 7 Watt 120 Volt bulbs are 3" tall by 1 1/2" wide and fully dimmable. With the 3,000 hour lifespan and adjustable brightness, you can create customized ambient lighting for all your events! OUR MISSION: At Novelty Lights, we pride ourselves in being string light experts, bringing you high quality LED Christmas lights, fairy lights, outdoor string lights, twinkling lights, replacement bulbs, and more at budget-friendly prices. OVER 25 YEARS: Since 1999, Novelty Lights has been a trusted leader in the holiday lighting industry. As a US-based company, our customer service team is close to home and available on your schedule. We’re here every business day, dedicated to preserving the joy our products bring. ST38 Incandescent Edison;Replacement Bulbs - Outdoor Lighting - String Lights - Patio String Lights Novelty Lights Edison-shaped, ST38 Bulbs create a fun, unique look when decorating for any special occasion. Perfect for weddings, tents, patios, awnings and Christmas decor, these round, 7-watt, 130-volt bulbs will screw into our C9 string, commercial grade intermediate base (E17) Heavy Duty string, or Vintage twisted wire with bakelight socket string. These Edison shape replacement bulbs are slated to last for 3,000 hours of maintenace free use. Our ST38;clear bulbs are sold in packs of 25 and C9 strings are sold separately. 25 Pack of sT38 Edison Shape 7 Watt Bulbs Screws into C9 socket/Intermediate Base (e17) Long Life 3,000 Hour Bulbs 130 Volt 7 Watt Size: 3-3/4"High x 1-1/2" Wide - Racquet Ball Size Nickel Plated E-17 Base REPLACEMENT BULBS ONLY - C9 STRINGS SEPARATELY Your satisfaction is our #1 priority and if you have any issues at all please us and we would be more than happy to assist. Ordering the wrong size bulb is common so please reach out with any bulb size questions.