Why not be prepared and place your important documents and computer back-up devices in a safe. The First Alert 2017F Portable Water and Fire Protected Safe is a secure, portable waterproof and fireproof safe for your home, vehicle, or boat. This UL classified media protection chest has been tested to withstand an external temperature up to 1550 degrees for 1/2 hour. Additionally, it remains waterproof even when fully submerged. The chest has been independently verified to protect electronic media, such as memory sticks, CD's, DVD's and external hard drives and is conveniently sized to store letter sized documents lying flat.