-The SKYWALKER Series ESCs are produced by well known manufacturer Hobbywing, this series originally only supply to other RC factories like airplane manufacturers as a part of the RTF kits, so this series feature low cost yet still reliable as other other series made by Hobbywing. They are produced under same standard.
-Size:68 x25 x12 mm
-Max Current: 55A (for ten seconds)
-BEC: Yes, 3A / 5V
-Input: 2 to 4 Li-Po, or 5 to 12 Ni-MH/Ni-Cd