Spektrum Firma 40A Brushed Waterproof ESC, 2S-3S: IC3
| Brakes | Controlled via Motor/ESC |
| Programmable | No |
| Connector Type | IC3 |
| Product Length | 1.8" (46 mm) |
| Product Weight | 2.5oz (70g) |
| Water-Resistant | Yes |
| Battery Input Lead | 16AWG, 5.5" (140mm) long |
| Product Width | 1.3" (33 mm) |
| Forward | Yes |
| Reverse | Yes |
| BEC | Yes |
| BEC Maximum Burst Current | 3A |
| BEC Voltage | 6.0V |
| Input Voltage | 7.4-11.1V (2-3S LiPo), 6-10.8V (5-9 cells NiMH/NiCd) |
| Motor Output Lead | 0.14" (3.5mm) female bullet connectors |
| Product Height | 1.1" (28 mm) |