Model: SXD5010S24M Size: 50*50*10MM Voltage: 24V Wiring: 2-pin Current: 0.08A Bearing: high precision double ball bearing Fan frame: injection molding, PBT + 30% glass fiber + VO grade flame retardant Wind blade: injection molding, PBT + 30% glass fiber + VO grade flame retardant. Fan rotation: counterclockwise from the direction of the fan blade Operating temperature: -10 degrees Celsius to +70 degrees Celsius Storage temperature: -40 degrees Celsius to +70 degrees Celsius Power range: plus or minus 15% of rated power Insulation resistance: greater than 500 megohms Working life: 80, 000 hours at 25 degrees ambient temperature