Rated computing power: 24TH/s±5%. Voltage input range: 11.6-13.0V. Working altitude: ≤2000M. Applicable mining machine type: ASIC mining machine. Very good machine!! Although it is a second-hand machine, its function is exactly the same as that of a new mining machine. Please confirm before buying. The package includes the power cord!! The power consumption of this mining machine is 1980W±10%, so please make sure that your place can withstand such a large voltage watt. The input voltage required for this INNOSILICON T2T 24TH/s is DC 12V. Built-in controller, No separate host is required for operation. Please note!! When the altitude of the working site of the miner is 900m to 2000m, the maximum operating temperature will decrease by 1 degree Celsius with every 300m increase in altitude.