readAttributeRmsExtremeOverVoltage(completion:)
Declaration
func readAttributeRmsExtremeOverVoltage(completion: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeRmsExtremeOverVoltage() async throws -> NSNumberfunc readAttributeRmsExtremeOverVoltage(completion: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeRmsExtremeOverVoltage() async throws -> NSNumber