Features: 1. Dual USB output ports for fast charging of two mobile devices at the same time. 2. Equipped with a spring-loaded dust cover to prevent dust and foreign objects from entering, one-handed o more→peration 3. With a blue LED indicator, soft and not blinding, lets you quickly find the charging port at night. 4. Only need to install two screws, very convenient and quick. 5. Made of imported durable ABS plastic, with excellent heat and weather resistance, very sturdy and durable. 6. Adopt a high-quality intelligent master control chip, intelligent adaptation to the model, fast full automatically switch trickle mode, but not no overcharging, no undercharging, no battery damage, and more