How to install: 1. Press the ON/OFF button to turn the power on state. 2. Install the post and insert it into the ground. 3. Place the solar panel in a location that is exposed to sunlight. Note: 1. Lighting time on the solar panel may vary depending on geographical location, installation location, weather conditions, ambient temperature, sunshine time, etc. 2. It is okay if it gets wet in the rain, but please do not use it in places where it may be submerged. 3. If the weather is worse, such as continuous cloudy weather, it will not be fully charged and the lighting time will be weak or short. 4. Please note that there are dirt and water spots on the solar panel will reduce the amount of electricity generation. 5. Please set the switch on before charging. Please note that charging cannot be performed with the OFF state.