High quality: Made of high-quality materials, the product is . Scope of application: applicable to for RC Car Boat Fine workmanship: fine workmanship, looks very beautiful. Easy to use,Easy to replace RC Ship & Boat R/C Hobby 6-12V Brushed Motor Speed Controller ESC 320A Special attention: 320A ESC.Input voltage 2S Suitable for 380/540/550 brushed motors Input voltage With 3S (11.1V), only motors not 380 can be used. When connected with motor, it is capable of supplying up to 320 Amps (forward) or 160Amps (backward) of continuous motor current. Its integrated Battery Eliminator Circuit (BEC) powers the receiver from the motor battery, with automatic cutoff of the motor power to preserve receiver power as the battery becomes depleted. It is small and powerful, which can be used for different type of ship or car. Battery support: Ni-, Ni-Cd 4 - 6 group ( 4.8 V ~ 7.4 V ); Lithium battery 2 groups ( 7.4 V ) Current parameters: forward 320 A, reverse 160 A, brake 270 A BEC output: voltage 5.6 V, current 2 A ( supply electricity for receivers, servos ) Colour:As Shown Material:plastic Package Contents: 1 x RC Upgrade Parts kit 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.