Product Details Certification: ce Brand Name: Bitmain AntminerAlgorithm: Scrypt Power Consumption: 800WHashrate: 504MH/S Encryption: YesVideo Memory Capacity: 1024MB Chipset Manufacturer: Bitmain L3+ MinerType: Bitmain Antminer Products Status: StockRating Power: > 1000W Output Interface Type: Antminer L3+Place of Origin: Guangdong, China Material:MetalStyle: Other Memory Interface: 128 BitInterface Type: USB 2.0 Video Memory Type: DDRManufacturer: Bitmain After-sales Service: RepairHash Rate: 504MH/S Warranty(Year): 90 daysPower Efficiency: 0.126J/GH Input voltage: 11.6~13.0VChips 171 chips Size:352mm (l) x 130mm (w) x 187.5(h)mmWorking temperature: 0â - 40â Weight (without package): 4.4KGCooling: Two 12038 fans. Front fan: 6000RPM,Rear fan: 4300RPM Network Connection: Ethernet