GE Lighting 26422 Lucalox® High Pressure Sodium B17 HID Light Bulb, Clear, 70W CyberMonday Built-in Grand Total Key -

Built-in Grand Total Key - Adds the grand total of several calculations

Hallmarking: "C7" and "USA"

Automatically measures pH - your soil's acid and alkaline level

or through the holes in the bottom cap

Note: Dust generation does not necessarily correlate directly to exposure risk

GE Lighting 26422 Lucalox® High Pressure Sodium B17 HID Light Bulb, Clear, 70W CyberMonday Built-in Grand Total Key -GE Lucalox High Pressure Sodium HID Outdoor Light Bulb is ideal for Motion Sensing and Security. HID (High Intensity Discharge) lamps provide high efficacy and low operating cost. The HID is generally the most efficient light source. Better efficiency almost always means lower operating cost. They also have a long life. Most HID lamps have life ratings that are better than incandescent lamps and similar to fluorescent lamps. An HID lamp produces high