4x Philips 146878 PL-S 13W/850/2P/ALTO 13W 5000K 2-Pin GX23 Single Tube CFL Bulb
You are getting 4 bulbs!

MFG Code: 146878

Wattage: 13W

CRI: 82

Life Hours: 10,000

Base Type:GX23 2-Pin

Lumens: 810

Bulb Temp: 5000K

Length: 7”