:[Optimized Charging Efficiency] - USB Model A6 delivers 53W MAX output. Input: AC 100-240V 50/60Hz. Compatible with iPhone, iPad, Samsung, Xiaomi and other mainstream smartphones/tablets. PD fast charging supports iPhone 12 series with 50% charge in just 30 minutes. [100% Safe Charging] - Features built-in smart IC chip for complete protection against over-voltage, over-current and overload. Strategically designed cooling vents ensure effective heat dissipation to prevent overheating. Automatic switch to trickle charging when devices reach full capacity, with zero current output at 100% charge. [Compact Size & Superior Performance] - Mini dimensions: 65.5×60.3×30.3mm (2.58×2.37×1.19in). Constructed with flame-retardant PC+ABS housing that maintains stable performance even when using all 3 USB ports + 1 PD port simultaneously. [4-Port USB Charging Station] - Charges 4 devices simultaneously. Perfect solution for whole-family charging needs without searching for outlets, while making tr