Product Name: Hand-held Automatic Rebar Tying MachineModel No.: RT-2188Product Descriptions:- Working Voltage: 9.6V- Maximum Tying Diameter: 21mm- Tying Speed Per Knot: 0.8 Second- Wire Length of Per Knot: 350mm(2 cycles) / 500mm(3 cycles) - Tying Knots (in full charge): 1100-1200 knots - Wire Diameter: 0.8mm- Wire Material: Annealed wire (Q195 / ZS08)- Wire Length of Per Spool: 95,000mm- Tying Knots of One Spool: 270 Knots- Weight of One Spool: 0.4 kgs- Battery Capacity: 2800mAH (Ni-mH)- Charging Time: 40-70 Minutes- Charging Times: 500 times- Charger Voltage Input: AC110-240V (50-60Hz)