Catalog > Consumer Electronics > Kits > DIY Kits Hydraulic Robot Arm Kit Hydraulic Robot Arm Kit PRK GE-632 Hydraulic Robot Arm Kit 1,333.80 ZAR inc for 1 Each 0 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview Model toy-style mechanism design, cool appearance, six-axis joint robot arm, no battery required, using "Pascal's principle" to control the arm movement only by adding water! Learning knowledge by doing: green energy driving force: hydraulic pressure, principle of mass conservation. Features Scientific principle: Pascal's principle Power source: hydraulic power Applicable age: over 10 years old Assembly time: 3HR Downloads User Manual - PRK GE-632 PDF File 21.16 MB