100% brand new and high quality Features: Water-proof and dust-proof for all-weather races; (Note: please uninstall the cooling fan before using this ESC in water; Clean and dry it soon after the use for avoiding the connectors get rusty.) External programming port, easy to connect to the Program Card when setting the ESC; Proportional brake with 4 steps of maximum brake force adjustment and 8 steps of drag brake force adjustment; 9 steps of acceleration(punch) adjustment from "soft" to "Very aggressive" to fit for different kinds of models, tires and tracks; Multiple protections: Low voltage cut-off protection / Over-heat protection / Throttle signal loss protection / Motor lock-up protection; One-button(the "SET" button on the ESC) to set the ESC, and easy to reset all parameters to the factory default settings; Compatible with the optional device-the portable Digital LED Program Card, especially convenient for outdoor use Specification: Material: Plastic+PCB Color: Shown As Pictures Weight: 80g Options: 45A, 60A, 80A, 120A Type: RC Model Part & Acces 45A ESC Specification: Continuous Current: 45A Burst Current: 180A Battery: 2-3S Li-Po BEC Output: 5.8V / 3A (Switch Mode) Power Supply Plug: T Plug Male Dimension: 48 x 38 x 34mm 60A ESC Specification: Continuous Current: 60A Burst Current: 320A Battery: 2-3S Li-Po BEC Output: 5.8V / 3A (Switch Mode) Power Supply Plug: T Plug Male Dimension: 48 x38 x34mm 80A ESC Specifications: Continue Current: 80A Burst Current: 480A Battery: 2-3S Li-Po BEC output: 5.8V / 3A(Switch Mode) Power Supply Plug: T Plug Male Motor Plug: 4mm Banana Female Plug Dimension: 48 x 38 x 34mm 120A ESC Specifications: Continuous Current: 120A Burst Current: 600A Battery: 2-3S Li-Po BEC output: 5.3V / 5A(Switch Mode) Power Supply Plug: T Male Motor Plug: Female 5mm Bullet Connector Dimension: 48 x 38 x 34mm Package List: 1 x ESC