Sloan Valve Co. has added its new Solis™ electronic, solar-powered faucet to its family of water-conserving faucet lines. Designed with sleek European styling and the benefits of convenient touch-free electronics, Solis provides an alternative for architects, engineers, contractors and building owners and assists in their energy and water conservation goals. Its integrated power plant storage cell transforms ambient light from any source into electrical energy. Batteries provide back-up energy and can last up to 10 years.