10 Pack ~ C9 ~ GREEN / Transparent ~ Christmas Holiday ~ Energy Saver ~ Replacement ~ E17 ~ 3.5/4.0 Watt ~ Light Bulbs 3.5/4.0 Watt Energy Saver Incandescent C9 Replacement GREEN / Transparent Christmas Holiday Light Bulbs Incandescent Bulbs Provide Bright, Brilliant Light Compared to LED Christmas Lights Brass E17 Intermediate Bases Will Not Corrode 3000 Hour (Average) Life Span