1.Ultrasonic and infrared portable interactive whiteboard 2.Convert any suitable surface into an interactive whiteboard     1. Ultrasonic and infrared portable interactive whiteboard         Portable interactive...

co-chalk made by non-toxic and non-smell natural ingredients Certificate:RoHS &SGS,etc. ...

Physical Laboratory equipment Boyle and mariotte law Shipment at once Purpose:verify the ideal gas Boyle Mariotte lawPrinciple:A certain weight of ideal gas, in the case of constant temperature, pressure and volume of gas is inversely proportionalIncluding: elab experiment...

physical laboratory equipment uniform rectilinear motion Shipment at once Warrenty time: Three years physical laboratory equipment uniform rectilinear motion The purpose: research when the car moving on the cant, The displacement, velocity and acceleration process of change over...

co-chalk made by non-toxic and non-smell natural ingredients Certificate:RoHS &SGS,etc. ...

Physical Laboratory equipment Shipment at once Purpose: Verify that the parallelogram rule apply to the decomposition of the force on an inclined plane.Principle: objects on the dip angle θ slant , the gravity G can be decomposed into component parallel to the plane F1 and...

Sell best document camera 1:Prompt shipment 2:Widely use in school and office 3:Warrenty time:Three years Sell best document camera1:Prompt shipment2:Widely use in school and office3:Warrenty time:Three years Pixel:85 Million pixels  Resolution: 1024 * 768  Side...

Sell best document camera 1:Prompt shipment 2:Widely use in school and office 3:Warrenty time:Three years Sell best document camera1:Prompt shipment2:Widely use in school and office3:Warrenty time:Three years Pixel:85 Million pixels  Resolution: 1024 * 768  Side...

Smart design portable document camera 1:Prompt shipment 2:Widely use in school and office 3:Warrenty time:Three years Smart design portable document camera 1:Prompt shipment2:Widely use in school and office3:Warrenty time:Three years Portable type with all the traditional...

Sell best document camera 1:Prompt shipment 2:Widely use in school and office 3:Warrenty time:Three years Sell best document camera1:Prompt shipment2:Widely use in school and office3:Warrenty time:Three years Pixel:130 Million pixels  Resolution: 1024 * 768  Side...