Features: *This AC/DC Adapter Can Apply To Most Appliances, Which The Efficient Voltage Is From 3V To 12V. *This Adapter Output Is 3V/4.5V/5V/6V/7.5V/9V/12V. You Can Easily Set The Voltage By A Little Key, Which Is Included With The Adapter.
*Equipped With 6 Adapter Plugs, The Different Size Will Fit For Your Appliances Well, And Solve Your Various Problems. *With Safe And Multiple Function, It's Easy To Operate, And The Adapter Is Very Durable, It's Secure To Use. *This 6 Adapters In1, Which Can Largely Save Your Space And The One Can Replace A Lot Adapters. Attention: DC Plug Polarity: Inner Positive(+), Outer Negative(-), Polarity Is Irreversible.