[. . . ] Stay alert, watch what you are doing and use common sense when operating a power tool. Do not use a power tool while you are tired or under the influence of drugs, alcohol or medication. A moment of inattention while operating power tools may result in serious personal injury. Safety equipment such as dust mask, non-skid safety shoes, hard hat, or hearing protection used for appropriate conditions will reduce personal injuries. [. . . ] Do not tamper with the tool or attempt to use it for other than driving staples. Stop driving operations immediately if you notice something wrong or out of the ordinary with the tool. Never staple into any materials which may allow the staple to puncture and fly through as a projectile. Never actuate the switch trigger and safety Lever at the same time until you are prepared to staple workpieces. Never defeat its purpose by securing the safety lever back or by depressing it by hand. Do not incinerate the battery cartridge even if it is severely damaged or is completely worn out. Always stop tool operation and charge the battery cartridge when you notice less tool power. Operators and others in work area must wear safety glasses with side shields. Keep fingers away from trigger when not driving fasteners to avoid accidental firing. Before using battery cartridge, read all instructions and cautionary markings on (1) battery charger, (2) battery, and (3) product using battery. It may result in a risk of overheating, possible burns and even an explosion. If electrolyte gets into your eyes, rinse them out with clear water and seek medical attention right away. Do not short the battery cartridge: (1) Do not touch the terminals with any conductive material. A battery short can cause a large current flow, overheating, possible burns and even a breakdown. Do not store the tool and battery cartridge in locations where the temperature may reach or exceed 50 C (122 F). CAUTION: Always be sure that the tool is switched off and the battery cartridge is removed before adjusting or checking function on the tool. Always switch off the tool before insertion or removal of the battery cartridge. To remove the battery cartridge, withdraw it from the tool while sliding the button on the front of the cartridge. To insert the battery cartridge, align the tongue on the battery cartridge with the groove in the housing and slip it into place. Always insert it all the way until it locks in place with a little click. If you can see the red part on the upper side of the button, it is not locked completely. If not, it may accidentally fall out of the tool, causing injury to you or someone around you. [. . . ] The grip is shaped so that the tool head can be held down securely with index finger and thumb. When the head of driven staple remains above the surface of material to be fastened, drive the staple while holding the stapler head firmly. Take out stuck staples that remain inside the opening that staples are fired from as it appears. Using the stapler continuously with the head of driven staples remaining above the surface of material to be fastened may cause damage to the driver of the stapler and stapler jamming etc. [. . . ]