Display Screen Design - Show each port charging status simultaneously.Advanced Charging Technology - PowerIQ and VoltageBoost combine to provide the fastest possible charge up to 8 amps overall.Rapid Charger - Charge your devices at high speed, compatible with all 5V USB-charged devices like iPad, iPhone, Samsung tab, smartphones, external battery, Bluetooth speaker, headset ect.The CB Advantage - Smart power strip made of fire-resistant ABS and pure copper. With a 4.92 feet power cord and 8 USB charger ports which offers a convenient method for power distribution in workbench and floor mount applications.