Thank you for your comments. We Solarway will always bring you good product quality and service. Wish you have a nice day.

Hi Hiwa,Thanks for your comments on Alibaba and very sorry that you don't satisfy with our battery chargers . Our product can be used for a year even in such harsh environments, so its quality is definitely reliable. Please be assured that every product of Solarway undergoes rigorous testing and inspection before shipment.Meanwhile, thank you very much for your continuous support. We will strive harder to do everything well.