BMS-21HV Micro HV-Digital, Coreless

BMS-21HV Micro HV-Digital, Coreless Heli 250/450 Class CCPM, EP Aircraft & 3D Airplane   Electrical Specification (Function Of The Performance) Torque @ 6.0V 2.6 kg-cm / 36.1 oz-in Torque @ 7.4V ★ 3.2 kg-cm / 44.4 oz-in Speed @ 6.0V 0.11 sec / 60° Speed @ 7.4V ★ 0.09 sec / 60° Idle Current 3 mAh @ 6~7.4V Stopped Apply Environmental Condition Operating Voltage Range 5.5V ~ 8.5V ( 5 ~ 6 Cell Ni-MH or 2S Li-Poly ) Operating Temperature Range -20°C ~ +60°C ( -4°F ~ +140°F ) Control Specification Control System Digital Controller Dead Bend Width 0.002ms (2us) Mechanical Specification Ball Bearing Dual Type Gears All Metal Gears Motor Type Coreless Motor Horn / Gear Spline 25 Teeth (Same as F-Type) Outline Drawing Dimension (mm) 23 x 12 x 25.4 mm / 0.9 x 0.47 x 1 in Weight (gram) 15.2 ± 1 grams / 0.53 oz Product Picture / Dimension Sketch BMS-210DMH