Home > FAQ

Q. How many cycles full charge&discharge about your battery?

A: In 50% discharging deepness, it can be cycled for 1,200 times; in floating charging and discharging status, it can be cycled for 5000~6000 times


Q. What about the lead time?

A: Sample needs 5-7 days, mass production time needs 2-3 weeks for order quantity more than 


Q. How do you ship the goods and how long does it take to arrive?

A: We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping also optional.


Q. If you found the light brightness is down or total off, how to handle?

A: It prove the power of solar light battery is not enough to support normal lighting, so you need have 2-3 goods sunlight charged, especially in Winter season, the sunlight intensity is much below the standard sunlight (1000kw/m2), it may need more longer time to charge.


Q. How to install?

A: Fix the product with a right angle and make sure no shelter on the surface of solar panel.


Q. How to deal with the faulty?

A: Firstly, Our products are produced in strict quality control system and the defective rate will be less  than 0.1%. Secondly, during the warranty period, we will repair or replace defected products.