Baseus Three Primary Colors can power up to 3 mobile devices simultaneously. Fast and safe charging - 3.5 A current and pure copper cable ensure faster and safer charging. Reinforced joint - With additional joint reinforcement, the accessories are given a truly break-proof design. Intelligent management chip - Adaptation of the optimal current to certain devices. Guarantees more stable and efficient loading. Aluminium plug housing - High-quality aluminium plug which is resistant to both oxidation and corrosion. Nylon Braid - The elastic cord is braided from strong and durable nylon. High elasticity, flexural strength and pleasant grip.