Fully waterproof design for all conditions. (Note: please clean and dry it after use for avoiding rusty connectors) Built-in switch-mode BEC with cont. current of 80A. Adjustable PWM frequency combined with advanced freewheeling (/) technology guarantees great throttle linearity and driving feel. Multiple protections: low-voltage cutoff protection, thermal protection, and throttle signal loss protection. Waterproof properties:Fully waterproof Continuous/ current:80A/400A Number of battery cells:2-4S LiPo/5-12 Cell NiMH BEC output:6V@4A (switching regulator mode) power cord:Red-16AWG-150mmx1/Black-16AWG-150mmx1 Output line:Blue-16AWG-100mmx2/Yellow-16AWG-100mmx2 Colour:As Shown Material:plastic Note: All the above cable lengths are the raw material lengths, not the actual lengths of the cables exposed outside the ESC. ESC's own SET button Due to different batches, there may be differences in product appearance and printed text, which not affect use Package Contents: 1 * Brushed ESC 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.