100 Replacement Incandescent Glass Mini Bulb Christmas Lights 2.5 Volt, 0.425 Watt, 0.17 Amp Super Bright, Indoor/Outdoor One Or More Can Burn Out And The Others Stay Lit Clear Bulbs, Warm White 100x 2.5 Volt 0.425 watt 0.17 amp clear glass incandescent mini Christmas lights, indoor/outdoor. 100 New super bright replacement bulbs. This is the style where one or more can burn out but the others stay on. You can use these bulbs in the base of your burned out bulbs. Standard mini bulb with rounded end. Check the measurement diagram in the pictures. Make sure these bulbs are the correct voltage and wattage, using the incorrect bulbs will cause them to be dim or burn out very quickly. These are commonly used on 50, 100 & 150 light strings. I have other colors and styles listed.