The Dell 492-BBEM is a 65 W AC adapter for powering compatible equipment. Its full part number helps identify this variant when choosing a replacement or an additional adapter.
It provides 19.5 V DC output. The specified connection details are 3-pin, a 7.4 mm connector and C6 connector type; check that the device calls for the matching rating and arrangement.
This adapter is intended for equipment compatible with those power and connector specifications. The listed details distinguish the 492-BBEM from Dell adapters with different ratings or connections.