Using the JVC RM - HP250 camera remote control unit is easy. Just connect it to your camera using the correct power supply. When you want to take a photo, simply press the button on the remote control. For best results, keep the remote control within a reasonable range of the camera. Make sure to use the provided power supply only, as other power sources may damage the unit. To maintain it, keep it clean and dry. If it gets dirty, you can use a soft, dry cloth to wipe it. Store it in a cool and dry place when not in use.