BloomGrow 4 PCS 110V / 120V to 220V / 240V Plug Adapter The 120 to 240V adapter adapts a 120V 5-15P IEC male plug to have a 6-15P male plug pattern. This adaptor should ONLY be used on electrical equipment which is rated for 220/240V use. This is a plug adaptor and NOT a voltage converter. If you have any question about our products and service, please feel free to contact us, we will reply within 24 hours