Excellent product very easy to install. One has only to put the batteries in their slots and connect the son of the solar panel, it takes a total of 15 minutes with the installation. Parcels received one day before the scheduled date. Light more than enough, I do not expect something so good, my pelvis is well illuminated. Life of about 5 hours. You hesitate? Do not hesitate and go for closed eyes you do not tighten disappointed.