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