AIR ROWERSSPECIFICATIONS & FEATURES:SIZE: 1293X592X1299MM;NET WEIGHT: 49KG;GROSS WEIGHT: 56KG;SOURCE OF RESISTANCE: STEPLESS SPEED CHANGE;TRANSMISSION MODE: CHAIN;THE SEAT CAN BE ADJUSTED UP, DOWN, LEFT AND RIGHT, AND THE PARTS ARE MADE OF STAINLESS STEEL;HIGH DEFINATION LED DISPLAY, WIDER VISUAL ANGLE, MORE COMFORTABLE, ZERO RADIATION, NO HARM TO EYES, ACCURATE DATA DISPLAY;DISPLAY INFORMATION: TIME, SPEED, MILEAGE, CALORIE.