The Heavy Duty Embedded Solar Studs is a high quality weatherproof product for residential and commercial applications. The rugged, shock-resistant die-cast aluminum housing can withstand up to 40 tons of weight, external shocks and harsh weather and environmental conditions. The maintenance-free automatic light control system of Embedded Solar Studs allows for continuous operation of the LEDs for up to 72 hours in a variety of scenarios, including decks, docks, walkways, driveways, parking lots, driveways and islands.