25Use caution when exposed to flashing lights• While using your device, leave some lights on in the room and do not holdthe screen too close to your eyes.• Seizures or blackouts can occur when you are exposed to flashing lightswhile watching videos or playing Flash-based games for extended periods. Ifyou feel any discomfort, stop using the device immediately.Reduce the risk of repetitive motion injuriesWhen you repetitively perform actions, such as pressing keys, drawingcharacters on a touch screen with your fingers, or playing games, you mayexperience occasional discomfort in your hands, neck, shoulders, or other partsof your body. When using your device for extended periods, hold the devicewith a relaxed grip, press the keys lightly, and take frequent breaks. If youcontinue to have discomfort during or after such use, stop using the device andconsult a physician.Ensure maximum battery and charger life• Avoid charging your device for more than a week, as overcharging mayshorten battery life.• Over time, unused device will discharge and must be recharged before use.• Disconnect the charger from power sources when not in use.• Use the battery only for their intended purposes.Use manufacturer-approved batteries, chargers, accessories, andsupplies• Using generic battery or charger may shorten the life of your device or causethe device to malfunction.• Samsung cannot be responsible for the user’s safety when using accessoriesor supplies that are not approved by Samsung.Do not bite or suck the device or the battery• Doing so may damage the device or cause an explosion.• If children use the device, make sure that they use the device properly.Do not insert the device or supplied accessories into the eyes, ears,or mouthDoing so may cause suffocation or serious injuries.