A precision instrument that measures the light intensity in foot-candles expressly for the purpose of plant care. Equipped with the Universal-Sensor-Probe, it is capable of reading light at any angle or in any location. Comes with pamphlet on light and it's effects upon plant growth, plant development, and seed germination. Tells how to grow healthy thriving plants. Reads from 0 to 5,000 foot-candles.