MODEL NO SK-EBH2000 ELECTRONIC BALLHEAD PRO Product Highlights Working current: 200mA Standby current: 10mA Power supply：AA1.5*4=6V USB Jack and Charging voltage：micro(DC 5V/1A) Working time: 6 hours with loading conditions Max load capacity in horizontal: 2 KG Max load capacity in vertical: 0.5KG Product weight:0.41KG without batteries Size: 104*104*80mm(L*W*H)   1 YEAR WARRANTY