Extensor carpi radialis longus muscle

The video tutorial explains the extensor carpi radialis longus muscle, located in the posterior forearm. It originates from the lateral supracondylar ridge of the humerus and extends to the second metacarpal bone. This muscle extends and abducts the hand at the wrist, with motor innervation provided by the radial nerve.

Where does the extensor carpi radialis longus muscle insert?

What movements does the extensor carpi radialis longus muscle facilitate?