Abstract: An electronic device-charger set is provided including an electronic device, and a charger with which the electronic device is configured to interlock. The electronic device includes a body including a batter and a connector electrically connected to the battery, a clip extending along the body, and a magnet provided at the clip. The charger includes a charging connector disposed at a position connecting with the connector in state in which the electronic device is interlocked with the charger, a recess formed at a position to house the clip in state in which the electronic device is interlocked with the charger, and an attracting magnet provided at an opposing portion of the recess opposing the magnet and configured to generate an attraction force between the attracting magnet and the magnet.

Abstract: An electronic device-charger set is provided including an electronic device, and a charger with Which the electronic device is configured to interlock. The electronic device includes a body including a batter and a connector electrically connected to the battery, a clip extending along the body, and a magnet provided at the dip. The charger includes a charging connector disposed at a position connecting with the connector in state in which the electronic device is interlocked with the charger, a recess formed at a position to house the clip in state in which the electronic device is interlocked with the charger, and an attracting magnet provided at an opposing portion of the recess opposing the magnet and configured to generate an attraction force between the attracting magnet and the magnet.

Abstract: A disclosed tool is configured to be attached to a human body to enable carrying a biological sensor for measurement related to the human body. The tool includes a body part that includes a pocket part capable of accommodating the biological sensor, the body part being configured to be opposed to a chest region of the human body in an attached state of the tool; a shoulder part coupled to the body part, the shoulder part being configured to rest on a shoulder region of the human body in the attached state of the tool; and a torso part coupled to the body part, the torso part being configured to extend around a torso region of the human body in the attached state of the tool.