This universal adapter is a compact one piece unit with 4 international adapters, and provides a child protection safety shutter, power indicator light and surge protector. This item with fit the plugs in Europe/UK/USA/China/Japan/Australia/Spain/India and almost every country in the world. 1. For Europe, just pull out the plug in the middle. After using it, just push the plug back in to the pit. 2. For UK/Spain push the button to the "UNLOCK" position. The plug will flip out, pull out the white plastic pin, and then push the button to the "LOCK" position. After using it, push the button to the "UNLOCK" position and push back the plug into the hole then push the button back to the "LOCK" position. 3. For USA/Japan/China/Australia/Thailand, push the button to the "UNLOCK" position. The plug will flip out,then swivel the plug to the angle you want and push the button to the "LOCK" position. After using it, push the button to the "UNLOCK" position and back the hole and back the "LOCK" position. 4. You can plug this into any available power outlet and then connect you device to the universal adapter. If the indication light shows red, it indicates that the universal adapter is working. This charger adapter plug converts the power outlet only, Please don't use it with any high power appliances such as hair dryer, straightener and water heater. Please make sure your device carries a electrical converter when you travel to other countries with different electrical output.