This product is either discontinued or we cannot get that from suppliers.
Model Name: ASA PowerSrtip ST1A4U2 WH (ACAS-ST1A4U2.21), Interface: 1 AC Outlets, 4 USB Charging Ports, AC Input / Output: 230-240V ~50Hz 10A Max., Rated Power: 2400W, USB Output per port: Max. 5V 2.4A, Total USB Output: 5V 4A, 20W, Charging Protection: Overload Protection + Master Switch, Safety Protection: Surge Protection
Ultra powerful 4 ports USB charger up to 20W, is able to charge 5 tablets or smartphones. Integrated with fast charging technology that enables each port to detect and deliver ideal input current each time of up to 2.4A.