- 240 pin, Non-ECC, Un-buffered DIMM - Working Voltage : GB38GB1600C7DC: 1.6V - Heat Spreader:8 Layers Custom Black Dragon PCB with LED - DBT (Die-hard Burn-in Technology) Enhanced - Lifetime Warranty *Please check for the working voltage on the specification label of the actual product. Contact GeIL Tech Support if you need further assistance.