Brand Name: Hyvarwey Origin: Mainland China Assembly Required: Yes Material: ABS Plastic High-concerned chemical: none Application: Laptop Type: Laptop Stand with 4-ports USB Hub and charger Material: Aluminum Alloy, ABS, PC Size(Approx): 608x208x73.5mm (23.9x8.2x2.9 inches) (L X W X H) Input: AC100-240V 50/60HZ 0.5A Output voltage: DC5V2A USB Ports: 4pcs (3pcs for data transmission, 1pc for fast charger) Working temperature: <60 degree Overload protection: 50w Max. Loading: 40kgs