1. [Suitable garden light replacement option]: This solar replacement light with an LED bulb has a diameter of about 8 cm and is applicable to most garden lights. During installation, just remove the old battery box and install this solar replacement light on top to get a nice lighting effect. 2. [Automatic solar lighting feature]: The solar replacement light with an LED bulb is equipped with a large - sized solar panel. It absorbs light during the day and turns on automatically in the evening. After being fully charged, the top of the replacement light can emit light continuously for 6 - 12 hours. 3. [IP65 waterproof design]: The solar replacement light with an LED bulb has a waterproof design and can operate normally even in stormy weather. (In thunderstorm weather, the solar panel on top of the replacement light may have insufficient power supply because of insufficient light.) 4. [Easy installation and use]: The solar replacement light with an LED bulb is very easy to install. You only need to plug it in. The LED solar panel lamp cover with a switch can be turned off when not in use to save energy. There is no need to charge with batteries or mains power. It can be charged with sunlight. A set of 4 replacement solar lights with LED bulbs can meet your daily needs.