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Neewer? Aluminum Battery Powered Motorized Push Cart/Trailer for Table Top Video Camera Skater

Durable aluminum construction
With 14 screw holes LED light Monitor or microphone can be added via articulated arms
With the forward-backward switch and speed control button the movement and speed can be controlled easily
It can be easily attached to any camera dollies with standard 065mm connecting holes and moves smoothly at different angle
Double motors operation Power by two 15 AA batteriesnot included