Solar Nite Eyes PRO - Green Eyes - Humane Predator Protection INTENSE green pulsating LED lights help keep intruders away (RACCOONS TOO!). Maintenance free, operates automatically. There are no batteries to install or change. Solar Nite Eyes PRO employs LED technology. The GREEN LED's flash automatically at night and have a lifespan of 50,000+ plus hours so there is never a need to change bulbs. GREEN Solar Nite Eyes have been proven effective to guard areas such as: Poultry and Game Bird Pens, Gardens, Vineyards, Orchards, Flower Beds, Livestock, Campsites, Fishponds, around Trash Bins, etc. The Solar Nite Eyes protects against fox, cougar, bobcat, mink, coyotes, raccoons, deer, bear, wild boar, oppossum, skunk, owls, hawks, and more!