Features: Compatible with XBOX 360 wireless controller. finest top quality product. Extended your playing time, no worry on battery issue of wireless controller. Plug the charger into the AC adaptor (5V output) with USB (Universal Serial Bus) socket or the computer or the XBOX 360 console,the indication light will be on means that the power is put through. Rechargeable Cable: USB (Universal Serial Bus) to DC 2.35* 0.7 DC cable with direct plug Battery pack: output voltage = DC 2.4V Capacity: 3600m Ah