Features: High torque magnet and rotor Build in capacitor for minimizing glitches 540 Steel case Tuned for Rock Climbing and Scale Driving Specifications: Quantity: 1 Pcs Body Length:1.96in / 50mm Body OD: 1.42in / 36mm Output Shaft Length: 0.43in / 11mm Output Shaft: 0.12in / 3.1mm Voltage Range: 2.4V-30V Suit For: RC Car / Boat 320A ESC Specifications: This equipment used in electric model car, and according to the following the information of choice scope configuration. automatically find the center. High-frequency drive system. The use of low-resistance field-effect inner tube. With forward and backward functions for car, boat. Electrical parameters: support: the nimh nickel cadmium battery 4-6 group (4.8- 7.2 V) The Lithium battery 2 group (7.2V) Current parameters:forward 320A, instantaneous - 600A,back 160A,brake 250A The BEC output : 5.6V, 2A Type: 45T Item Size: 34 x 34 x 15.2 mm Net Weight: 45g Material: compound material colour: As shown Package Contents: 1 x 320A Brushed ESC 1 x 540 Brushed Motor Only the above package content, other products are not included. 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.