All our products are supplied 3years warranty. The battery we used is lithium battery and its lifespan can be 3 to 5 years. Our solar panel can be used for more than 15years. We used intelligent controller which has 5years lifetime.
All our products are supplied 3years warranty. The battery we used is lithium battery and its lifespan can be 3 to 5 years. Our solar panel can be used for more than 15years. We used intelligent controller which has 5years lifetime.