Drone battery warranty starts on the day of purchase and runs for certain time. If it is defective during the warranty period, we will repair or replace it free of charge. For in-warranty repairs, contact our Customer Service to learn the specific steps. We will do our best to solve your problems. All implied warranties on the product are limited to the duration of this expressed Warranty. Some states do not allow limitation on how long an implied Warranty lasts, so the above limitations may not apply to you.

Serving as a large scaled manufacturer for -40℃ low temperature battery, HGB Battery Co.,Ltd. ranks top in China. We will show you the lithium iron battery series that is most popular with customers. HGB jump starter battery has gone through various kinds of tests. These tests include colorfastness check, dimensional stability test, accessories safety check, etc. The high energy density and long life make the product be suitable for wide application. lifepo4 battery receive wide reception in virtue of its batterie lifepo4. Its dimensions including length, width, and thickness are all precise.

We design our products to be maintained and upgraded to extend their life. And, we make it easy and cost effective for customers to return their unused products instead of disposing of them. Ask online!