Using the DeWalt DCH293R2 is easy. First, charge the 6.0Ah batteries fully using the included charger. Insert a charged battery into the rotary hammer. Select the appropriate drill bit and attach it to the SDS+ chuck. You can adjust the speed with the variable - speed switch according to your drilling needs. When drilling, keep the tool steady and apply gentle pressure. For safety, always wear protective gear like goggles and gloves. Avoid using the tool in wet or damp conditions. After use, clean the tool with a dry cloth. If there's dust, you can use the dust - extraction feature with the D25304DH. Store the tool in the included case in a dry and cool place. Regularly check the batteries for any signs of damage and the clutch system for proper functioning. This will help keep your DeWalt DCH293R2 in top shape for a long time.