We've cut the cord! This Solar Powered Battery is available as a stand-alone power source for many of our products. This is a fuel-free portable power alternative for use indoors or out! The enCube is safe, silent, with no engine… a quiet, clean power source with zero emissions. This battery has the capacity to power many of our photo products for up to 4 continuous hours of operation. This is a powerful option when electricity is a scarce resource. Please call for additional information.