Feature 1. Integrated design and source, high capacity LiFePO4 lithium battery, high energy, and long life, light weights, green and environmental protection, do not produce any harmful substances. 2. Philips LED chip with high light efficiency which can reach 180LM/W，and whole lamp light efficiency can reach 160LM/W at least 3. All series use MPPT controller which can increase 15%-30% charge efficiency 4. Design with high efficiency solar cell (＞22%) 5. Convenient installation and maintenance, no need of cable installation or special light pole, functional components modular design, installation and maintenance, convenient and quick replacement.
