DC 30W 12V 2.5A DC 12V 30A 360W DC 36V to 12V 10A DC 48V to 12V 10A DC 12V 2A Add to Cart Buying Options Add to Cart Buying Options Add to Cart Customer Reviews 4.4 out of 5 stars 66 4.4 out of 5 stars 475 4.5 out of 5 stars 878 4.5 out of 5 stars 498 4.3 out of 5 stars 183 Price $15.99$15.99 $19.79$19.79 $15.99$15.99 $14.39$14.39 $8.98$8.98 Waterproof ✓ Non-waterproof ✓ ✓ Non-waterproof AC to DC ✓ ✓ DC - DC DC - DC ✓ DC 12V ✓ ✓ ✓ ✓ ✓ How to choose a right power adapter? Wall adapters seem simple enough,just plug one end into the wall and the other end into your device,then your device can work well,right? Did you consider how to save energy, time and space? 》Firstly,you need to know what type of voltage your device needs: AC or DC. You should also look for a recommended charging current listed on the device you are powering. From there, decide whether you want regulated or unregulated, and linear or switching. 》Secondly,table-top power supplies are very similar to wall adapters in that they both plug directly into the wall outlet and into your device. Table-top power supplies are able to provide more power than wall adapters, and also typically have a wider range of features and more agency approvals. Table-top power supplies usually have 2 components: the actual supply with a DC cord attached, and the AC power cord. Depending on which one you choose, the supply may or may not include the AC power cord. 》Thirdly,the most important thing is what type of DC connector your device will need. Various DC output connectors include: 2.1*5.5mm (2.1mm inner diameter x 5.5mm outer diameter female),2.5*5.5mm,and also stripped and tinned wires. Once you match up the DC plug connector with your device, find the appropriate voltage and current outputs. 》Last,usually power adapter is of simple equipment,easy use,wide application. As our this 12V power adapter,it can work for 5050,3528,5630 LED strip light, also can for Computer,Wireless Router,ADSL Cats,HUB,Switches,Security Cameras,Audio,Video etc.