Features & Benefits
- Designed and refined by world-famous crop physiologist Dr. Bruce Bugbee
- Lab-grade measurement reveals photosynthetic activity from 400-750 nm
- Accurately measures far-red photons (700-750 nm)
- Preferred by scientists and serious growers for accuracy
- Rugged design with a waterproof sensor head made of aluminum
- Tangle-free cable for easy measurements over large plant canopies