Powerful Dual Ports Fast Charger: Can get 2 digital devices charged at a high speed to save your charging time. The Quick Fast Charge 3.0 USB port adopt Fast Charge technology like other galaxy fast charger. It can provide up to 18W to ensures charge speeds up to 4 times faster than traditional chargers. The other port doesnt support Fast charge but can automatically detect the charging devices and output the optimal current up to 2.4A. Reliable and Safe Charger Block: Multi-protection system against over charging, over-voltage, over currents, and short-circuit. Protect the safety of you and your devices. The flame-retardant PC casing is super lightweight and durable so the wall charger can withstand scratches, bumps, and drops.