Patent ID: 8256266

Claim:
A testing stylus for testing a keyboard of an electronic device, comprising: a sleeve; a conductive resisting member having an engageable end and an opposite resisting end, the resisting end being used to resist against a touch area of the keyboard; an elastic member; and a conduction wire; wherein the resisting member and the elastic member are assembled in the sleeve, the elastic member resists against the engageable end, to expose the resisting end to outside of the sleeve, the conduction wire electronically connects to the resisting member and extends to outside of the sleeve, and the resisting end can withdraw into the sleeve by pressing the sleeve; wherein the sleeve includes an upper sleeve and a lower sleeve, the upper sleeve has a connecting end, and the lower sleeve has a fixable end to connect to the connecting end; wherein the upper sleeve has a first through hole axially passing through the two opposite ends thereof, the lower sleeve has a second through hole axially passing through the two opposite ends thereof, and the first through hole communicates with the second through hole after the upper sleeve is connected to the lower sleeve; and wherein the lower sleeve includes a main section, the main section radially defines a guide slot, and the guide slot communicates with the second through hole and extends longitudinally along the main section.