The DYN4955 is the Dynamite Fuze 130A Sensorless Brushless Waterproof ESC, an electronic speed controller used in 1/8 scale RC cars and 4WD short course trucks. It is designed to handle high-power brushless motors and provides smooth throttle control with 130A continuous current output and support for 2–4S LiPo or 6–9 cell NiMH batteries. The ESC is waterproof, making it suitable for off-road and all-weather driving conditions. It includes a built-in cooling fan, forward/reverse capability, and a high-power BEC system to reliably power your receiver and servos. It can be programmed through your transmitter or an optional program card for tuning performance settings. Features: 130A continuous current sensorless brushless ESC Supports 2–4S LiPo and 6–9 cell NiMH batteries Waterproof design for all-weather RC use Built-in cooling fan for thermal management Forward, reverse, and brake functions High-power 6V BEC for stable receiver/servo power Easy programming via transmitter or program card Designed for 1/8 scale off-road and 4WD SCT vehicle