ITEM NAME:20A Brush ESC Speed Control for 1/16 1/18 1/20 RC Pickup Semi-monster Truck Description: Professional 20A 2S Brush ESC Speed Control for 1/16 1/18 1/20 Scale RC Crawler Pickup Military Truck Semi-monster Truck, RC Boat. Top quality components to get strong current endurance. Lightweighted features for Mini-Z AWD diy upgrade. Low voltage cut off protection / Over-heat protection / Throttle signal lost protection. Throttle range can be configured to provide best throttle linearity. Specification: Material: Metal Function: forward, reverse, brake. Working voltage: 4.8V---8.4V. Current(A): 20A Driver frequency: 2KHz Input: Li-Po 2S / Ni-Mh/Ni-cd 4-7cell Constant current 20A Max 25A