Output: DC 15V 4A
Input: AC 100-240V 50/60Hz
DC interface size: 5.5 mm x 2.5 mm (and compatible with 5.5 mm x 2.1 mm); It perfect replacement for 2A / 2.5A / 3A / 3.5A as amperage isnt forced. (If your previous Adaptor was less than 4A then this will be a perfect replacement as amperage is
NOT Forced) Note: It can not work for Microsoft Surface Book Surface Go Surface Pro XCompatible with Pioneer Airplay A1 A3 Series XW-SMA XWSMA XW-SMA1 XW-SMA1-K XWSMA1K XW-SMA3 XW-SMA3-K XWSMA3K Wireless Sound Speaker System S065BP1500400 15VDC 1.6A 1.8A 2.8A 4A Power Supply; Compatible with Neewer 14 inches and 18 inches Ring Photography Video Lighting; 2 Years warranty It are certified by CE / FCC / RoHS certification. We focus on providing quality power products and excellent customer service and Automatic overload cut-off over voltage cut-off automatic thermal cut-off short circuit protection.