Using your Makita DF001DW screwdriver is easy. First, make sure the battery is fully charged by plugging it into a micro - USB charger. Then, select the appropriate bit from the 81 - piece set and insert it into the 1/4' driving shank. You can use this screwdriver for light jobs and fitting furnishings around the house. When using it, be aware that the sound pressure level is 70 dB(A), so it won't be too noisy. Also, the vibration level during normal screwdriving is low. For maintenance, keep the tool clean and dry. After use, return the bits to the carry case to avoid losing them. If you're not going to use the screwdriver for a long time, store the battery in a cool, dry place. Don't over - charge the battery to extend its lifespan.