Product parameters: Color: white Type: Female to Male Female size: 5.5 x 2.1mm Male size: 5.5 x 2.1mm Length:12ft(3.6m) Material: 20AWG copper core Compatible voltage: 24V or lower DC equipment, such as 5V / 9V / 12V / 15V / 24V, etc. Maximum load current: 3A(3000mA) Package includes: 2 Pcs * DC Plug Power Adapter Extension Cable