Chair Crocking Tester

Structure characteristics
*According to the USA original design drawings of the production, full Implementation of the original design requirements;
* With aluminum frame structure,coupling plate powder processing.
* Apply to household stool,non-industry standard.
Control:
1.LED displays the test speed, prequency adjustable test speed range of 15-30 RPM.
2.Toggle selection counters or timer control.
3.Six LED counter, power failure memory.
4.Four LED time relay, power failure memory

Chair Crocking Tester