| Detailed Specifications | |
| Wattage | 13W |
| Type | Twin Tube CFL |
| Color Temp (Kelvin) | 3500K |
| Lumens | 800 |
| Length | 7.10 in. |
| Base Type | GX23 (bi-pin) |
| Average Life Hours | 10000 |
| Cross Reference | Sylvania Brand: 21137 |
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Tags: cf13ds/835/eco, twin, tube, cfls
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