welcome to trailblazer.vn Bộ sạc xe hơi 12V-24V 2A 3 cổng USB Features: Waterproof protective caps and USB cover Using synchronous rectifier IC, with high efficiency and low heat Short circuit, open circuit protection function. Compact exquisite design Wide application, perfect for occasions requires emergency charge, quick charge Multifunctional product with LED indicator light, perfect for travel use Apply to all USB charging mobile phones or other electronic products. Very convenient and easy to use