Product Name: High speed Dust Blower Motor specifications: 90000 revolutions per minute/rated power: 7.4V/75W, maximum power: 8.4V/100W Rated power 80W Working voltage 5.5V-9V High temperature protection:150 High voltage protection: 9V Startup Method: Hard/Soft Startup Low voltage protection: 5.5V Over temperature protection 150C Battery capacity: 18650/2000mAh x 2 Wind speed gear: 3 (high, medium, low) Maximum wind speed: 41m/s Maximum wind pressure: 135g/CM Charging time: 2.5 hours Usage duration: First level: 70 minutes 7 minutes; Second level: 40 minutes 5 minutes; Third level: 24 minutes 2 minutes; Violence level: 8 minutes 2 minutes Colour:Orange Material:plastic Package Contents: 1 x Handheld Turbo Jet fan 2 x Nozzles 1 x USB Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.