The magazine design provides high visibility and lets the user know when they\'re running low. The dry firing lockout function provides increased safety and prevents a misfire. Other features include a fold away hook that fits over joists for greater convenience, a lightweight, well balanced design, longer trigger stroke for safer use and a non-slip soft rubber grip. The Nailer is easy to clean and there is easy access to the fuel cell chamber.Please note: Only plain, barbed and ring nails can be used. The use of any other type of nail can result in tool malfunction.