Makeblock Thread Drive Pack V2.0-Blue Test condition 1.1. Rated voltage 6.0 V(DC) 1.2. Ambient temperature+253 1.3. Ambient relative60%5% No-load characteristic 2.1 Reductionratio 1:34 ; 2.2 No load currentQ 200 mA 2.3 No load speed 185 10%rpm; Load characteristic 3.1. Rated torque 1.5Kg.cm; 3.2. Rated currentQ 650 mA; 3.3. Rated speed 135 10%rpm; 3.4. Stall torque: 4.5 kg.cm; 3.5. Stall current 2.0 A; Direction of RatationCCW Thrust play of shaft0.05-0.5 mm; Radial play of shaftQ 0.02 mm;