This set of 4 replacement solar lights with LED bulbs is perfect for upgrading your garden lights. Each light is approximately 8cm in diameter and is designed to fit most garden lights. Simply remove the old battery compartment and replace it with the solar light to enjoy beautiful light effects. These replacement solar lights feature automatic solar lighting. They come with large solar panels that absorb light during the day and automatically turn on at dusk. Once fully charged, the lights can provide continuous lighting for 6-12 hours. The replacement solar lights are IP65 waterproof, making them suitable for use even in stormy weather. Please note that during severe storms, the power supply may be affected and the lights may not function optimally. Installation and use of these replacement solar lights with LED bulbs is incredibly easy. Simply plug in the light and it's ready to go. The LED solar panel shade also comes with a switch, allowing you to turn it off when not in use to save energy. Key Features: Perfect replacement parts for garden lights Automatic solar lighting with large solar panels IP65 waterproof design for use in all weather conditions Easy installation and use Energy-saving switch for the LED solar panel shade