1. 5 Years history manufacture! 

2. Waterproof,Smoother Esc!

3. Strict recycle testing 8h!

4. Shipped within 3 business days!

5. Within 24h online service!

I.  Speed up to 40km/h(25mph).
II. Samsung 30Q 6ah(30A output).  Samsung 22R 4ah(44A output)
III. Waterproof Hydrophobic coating.
IV. Display ESC case,W1S up to 2-layers bamboo.
V.  Ceramic bearings,high speed,Dustproof,3times longer serive life.