Material: PC, ABS Light color: white light Power: 1.2W Size: Light bulb: 6.5*6.5*11cm, solar panel: 11.5*7cm Charging method: solar charging for 8-10 hours, computer, power bank, car direct charging Features: The bulb can be used alone, overcharge and over discharge circuit protection The set includes: 2*LED bulbs, 2*solar panels, 2*wires 1.The outdoor solar bulb has a diameter of 6.5 mm and is made of thick ABS and thick PC.Equipped with metal portable hooks, it is suitable for outdoor, family use, mountaineering or camping. 2.The solar panel can be connected to an outdoor cable and plugged into the bulb charging port. It can be automatically charged when there is sunlight. It can also be charged in various ways, such as a computer or mobile power supply. After fully charged, the lighting can be maintained for 4 hours. 3.The charging indicator light is red when the bulb is charged. The indicator light will not change color after it is fully charged. Can be used alone after charging. The user-friendly design of the bulb can be turned on and off manually, with a portable hook, which is easy to carry and use. 4.The battery has built-in overcharge and over discharge protection circuits. When fully charged, the circuit automatically turns off and stops charging; when the discharge continues until the voltage drops to 2.8v, the protection circuit automatically turns off and stops lighting to protect the battery.