DOACE 1875W Travel Power Converter and Adapter Combo, Step Down Voltage Transformer 220V to 110V for Hair Dryers, International EU/UK/AU/US Wall Charger Plugs for 150 Countries (1875W) (1875W);

This is an adapter and converter step from 220V to 110V, can't step up 110V to 220V.

1.Adapter Mode:Input&Output:100-240V AC , 50/60HZ,2.5A Max.
250w Max. at 100V AC, 275w Max. at 110V AC .
300w Max. at 120V AC, 550W Max. at 220v AC.
575W Max. at 230v AC, 600W Max. at 240v AC.
Note: Besides for Phones, iPad, laptop, tablets, MAC, camera battery charger etc, Adapter mode can also work with other Dual Voltage devices meet the above wattage requirements..

2. Converter Mode:Input: 220-240V AC ,50/60HZ ,Output:110-120V AC ,1875WMax. 50/60HZ.
Note: Converter Mode transform 220-240V to 100v-120V. Only use converter mode for 110/120V NON-DIGITALdevices like hair dryers, handhold steam iron,basic electric kettle without LCD, timer, touch screen,pulse function etc.
.
3.Universal Multiple Plugs:Integrated with universal travel plug adapters .
(UK/US/AU/EU Plug) that fits electrical outlet of type A,B,C,E,F,G,H,I,J,K,L,N in US, Europe, UK,Ireland, Asia etc.
Note: Built-in plug lock system, please retract the outstretched plug back before you switch to another plug. And EU plug needs to pull out by hand.
.
4.Other Premium Features
☑Patent Protected+☑Single Plug Safety Feature .
☑Applicable in over 150 countries worldwide+☑Scientific heat dissipation design.
☑Integrated 8A Fuse+LED Power Indicator+☑Superb PC fireproof material.

5.Warm Tips for Choosing the Right Mode.
a.Use Adapter Mode for dual voltage devices marked with 110-240v(2.5A Max. required)..
b.Only use Converter Mode for 110/120v US products (Mechanical button controlled only) when plugged into 220-240v outlet. Do not use Converter mode for device 0-25w or above 1875w..
c. Especially for hair straighteners, please check if it's dual voltage or single voltage. Input 100-240V straightener, use Adapter mode;110/120V Non-digital straightener,use Converter mode in 220/240V areas.