WATERPROOF STANDARD DIGITAL SERVO .13/111.1 @ 7.4V 
The SW-0230MG is a budget friendly waterproof digital servo capable of operating on high voltage. This is a great upgrade if your looking to drive your RC vehicle in any condition...rain, sleet, or snow.
 
Features:
Strong metal gear train for added durability.
Waterproof case design.
Capable of HV operation.
Ideal for cars, truck, and boats subject to water or snow.