Cmos bios battery 3 volt - 2 pin plug that is fitted underneath the motherboard chassis casing (taped on the board and fastened to the RTC 2 pin connector) This cmos bios battery (RTC Battery) is for YLOD problems (Yellow Light of Death ) for use on Dell Alienware Alpha R1 i3, i5, i7 Windows or Steam Machine OS ROG (republic of gaming) consoles /desktop ASM100 ASM100-980, ASM100-1580, ASM100‑2980BLK, ASM100-4980BLK, ASM100-6980BLK, ASM- i7 - 1TB, The RTC Battery requires a cable with a 2 pin flat plug with 3 volt performance status level, replacement CR2032CL-23-2. Note: This is not for Dell Alienware Alpha R2 Mini PC, or Steam Machine R2 Series. If you are in need for the RTC Battery that solve the Flashing Yellow Lights (YLOD) on a Alienware Alpha R2 / Steam Machine R2, its on another of our eCRATER listings: 222437809186
