Step Up and Down Transformer serves as a voltage converter, its protects appliances from high voltage and also regulate voltage in favor of the appliance that its being used for.Step Up and Down Transformer serves as a voltage converter, its protects appliances from high voltage and also regulate voltage in favor of the appliance that its being used for.Step Up and Down Transformer serves as a voltage converter, its protects appliances from high voltage and also regulate voltage in favor of the appliance that its being used for.Step Up and Down Transformer serves as a voltage converter, its protects appliances from high voltage and also regulate voltage in favor of the appliance that its being used for.Step Up and Down Transformer serves as a voltage converter, its protects appliances from high voltage and also regulate voltage in favor of the appliance that its being used for.Step Up and Down Transformer serves as a voltage converter, its protects appliances from high voltage and also regulate voltage in favor of the appliance that its being used for.Step Up and Down Transformer serves as a voltage converter, its protects appliances from high voltage and also regulate voltage in favor of the appliance that its being used for.Step Up and Down Transformer serves as a voltage converter, its protects appliances from high voltage and also regulate voltage in favor of the appliance that its being used for.