The GoolRC waterproof 45A brushless ESC is built with the highest quality components to ensure high efficiency operation. It Features enhanced low-voltage protection, over-heat protection and throttle signal loss protection, which is suit for 1/10 RC car. Features: Build in 5.5V/3A BEC Supports program card to make adjustments Enhanced throttle response, excellent acceleration, strong brakes and throttle linearity Waterproof, suitable for various condition races Mutiple protection Features: Low voltage cut-off protection, over-heat protection, throttle signal loss protection Specifications: Brand name: GoolRC Item name: waterproof ESC Continue current: 45A Burst current: 180A Battery: 2-3S Li-Po / 4-9S Ni-Mh Ni-Cd BEC output: 5.5V / 3A Power supply plugs: T plug male Motor plugs: 4mm banana plug female Dimension: 50 * 35 * 34mm / 2.0 * 1.4 * 1.3in (without cables) Weight: 83g (with cables) Package Information: Package size: 10.5 * 8 * 6cm / 4.1 * 3.2 * 2.4in Package weight: 115g / 4.1oz Gift box package Package List: 1 * GoolRC Waterproof 45A Brushless ESC