... protection. Have function of over-load protection, short circuit protection, temperature protection during convert ect.2. The ... supplies electric power to small appliances such as LED light, cell phone, Fan etc.Specifications:1. ... DC port,poly crystalline. (one set)2.LED lights, 12V/3W, white color. With 4m cable. (two ... power of 24WH, so it can make the 3W LED work for 8 hours and charge the mobile ...