High Quality- Made of High Quality High and Low Temperature Resistant Aluminum Alloy Materials, totally environment friendly, working temperature from -20 Celsius Degree to 80 Celsius Degree. IP66 Waterproof,full competence for Outdoor Usage and Marine Task. Safety Protection- It's certified by CE & ROHS with Overload, Over-current and Short Circuit Protection to ensure charging safety, meanwhile, built-in converse connection protection that ensures the circuit won't be burnt out if wrong wiring. Quick Charge 3.0- Quick Charge 3.0 technology is compatible with all fast charging technologies, such as DCP BC1.2, Qualcomm QC2.0/QC3.0, HUAWEI FCP/SCP, Samsung 1.2V, Apple Divider3 and so on.(Note: Quick charge function need to use the original charging cable) Built-in LED Indicator- The USB charger socket has built-in LED indicator, easy to check whether the connection is successful and allow quick and easy usage in the dark or at night. Wide compatibilityLED illumi