About this miner Goldshell Mini-DOGE II Miner (420MMh) of Scrypt algorithm with hashing power of 185Mh/s at 400W power consumption. Brand New Factory Sealed Goldshell Mini Doge Crypto Miner. In Hand and SHIPS SAME DAY. Miner will be double-boxed for extra protection. Manufacturer invoice will be included for warranty coverage. 185MH/s±5% | 235W±5% | 1.26W/G Name brand 80PLUS gold power supply INCLUDED that can power multiple units. Small, quiet and efficient LTC and DOGE miner that can run in a home, office or data center environment. Due to the nature of cryptocurrency no returns or refunds will be accepted.