1. LED, high-capacity lithium battery, all-in-one controller.
2. Use solar energy as a power source, which is a good resource that is being continuously developed.
3. High-capacity lithium battery: high power, long use time, light weight, greenresources, and will not cause any harm.
4. Using LED lighting, no diffusion effect, high light efficiency, plus a unique secondary optical design, can be Illuminating to a wider area again improves the light efficiency and achieves the purpose of energy saving.