Features:1. Power is switched on and with potentiometer speed regulation function, with blocking rotation protection function.<br> 2. The use of authentic components to the high quality of the electrical controller, especially excellent current resistance.<br> 3. Support internal and external rotor motor, 500-2700KV and other high KV motor.<br> 4. Mini size and light weight make the installation more convenient.<br> Specification:<br> Electric Current: A: 20A<br> Support voltage: 7-26V<br> Batteries supported: 2-6S LiPo<br> Power cable (silicone cable): 18AWG 80MM<br> Signal cable (silicone cable): 120MM<br> PCB size: 24MM x 12MM<br> Material: plastic+metal<br> colour: As shown<br> Package Contents:<br> 1 x Brushless Motor Driver<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.