<ul><li>Purchasing Notice 1: 5V 1A Power Supply: The output voltage must only be equal to 5v, and the maximum output current is 1A. This means it can only provide currents less than 1000mA, and the output voltage can only be 5v, such as 5v 1A, 0.8A, 0.5A, 1000mA, 900mA, 800mA, 700mA, 600mA, 500mA, 400mA, 300mA, 200mA, 100mA, etc. Any device with outputs exceeding 5v1a is not compatible. Please order cautiously. Please read all purchase instructions before placing an order</li><li>Purchasing Notice 2: Do not order based on the power of your device. Strictly follow the first purchasing notice above when ordering.</li><li>Purchasing Notice 3: Before making a purchase, please check the JACK size. It is only compatible with devices with sizes: 3.5mm x 1mm and 3.5mm x 1.5mm.</li><li>Purchasing Notice 4: Only if your device meets the above three purchasing notices will it be compatible with our adapter. Ensure you choose the adapter in accordance with the purchasing notices to avoid making the wrong purchase.</li><li>INPUT &amp; OUTPUT - 100-240V AC input 50/60HZ, DC 5V 1Amp output, 5 Watt max wattage.{Check your DC Plug Size Before Order!!}</li><li>Compatibility：5V 1A power adapter would meet your 90% power need for 5V household and office electronics, like portable bluetooth, wireless receivers, electrical toys, WS2812B WS2811 LED strip lights, games consoles, kids 4 wheeler, GPS, DVR, webcam, speaker, CCTV camera, lan phones, USB Hubs, laptop cooler, external speaker, video baby monitor, mini fan, Router Kindle Fire Table, hard disk boxand more 5V devices.</li><li>✔【Compact and Portable】: Its lightweight design and sturdy casing make it an ideal choice for travel and everyday use. Easy to store and carry.</li><li>✔【Purchase Instructions】: Please choose the adapter according to the product description and purchasing guidelines. Ensure the power requirements and plug size match your device to avoid incorrect purchases.</li></ul>