Dear customers, if your D6 duo pro charger SN code begins with 191215 or 200108, we strongly suggest you to update the firmware to v1.0.33 to prevent possible discharging problem. Please take this seriously, improper discharge a battery may be very dangerous and cause accident suffer of property of your own.  

Download the firmware package HERE

Save 30% for Foxeer Camera, Aomway goggles, Hobbywing Stacks and a lot more products.

Here is the step to get the discount:

Pick up just one or more products and add to your cart in collection #1, and at least two products out of collection #2, apply the discount code in your checkout cart, you will see discounted price for 2 products you selected out of collection #2

Collection #1:

https://hobbycool.com/collections/hobbymate-products

Collection #2:

https://hobbycool.com/collections/april-sale

Discount code: Aprilsale