eZee’s controller is engineered with the best and most reliable electronic components in the market, delivering ultimate performance and reliability. Operating at 36V and 48V, it has an overload protection at 20amps, using IRFB 4110 mosfets that take high amps and voltage. The circuit board is sprayed with conformal coating and then a layer of silicone potting compound is applied for further corrosion resistance. Die cast Al. casing.