Usually 3-5 days, for some solar products are 15-20 days
Yes, we have CE, ISO-9001, UN38, IEC, ROHS, design patent certificates, etc
Yes sure. Most of our solar panels are made by half-cut technology. We are leader of solar industry and always keep our products upgrade, we hope to try our best to make our quality and service better, to improve your company reputation more greatly.
Gel and lead acid are different materials, gel material is more durable and longer lifespan which reach 5-6 years, lead acid battery is 3-5 years.
Yes, you could kindly purchase and pay it first, we will reduce this cost on your next order.
Usually 12hrs, some could work 3 days even in rainy days.
Lead acid and LifePO4 are different materials.
Different lifespan, lead acid battery is 3-5 years and lifePO4 solar lithium battery is 10 years.
Lead acid battery has excellent performance at both low and high temperatures, and lifePO4 solar lithium battery has high temperature resistance.
Different warranty, lead acid battery is 12 months and lifePO4 solar lithium battery is 36 months.
LifePO4 solar lithium battery’s weight is light than lead acid battery.
Lead acid battery is 85% efficiency and lifePO4 solar lithium battery are 100% discharge.
Different production technologyand internal structures.