Assess the impact of electrochemical cells on the development of portable electronic devices.

Electrochemical cells have enabled the miniaturization and portability of electronic devices by providing compact and efficient power sources.

Electrochemical cells are primarily used in stationary applications and have little relevance to portable devices.

Electrochemical cells generate power through mechanical energy conversion, which is unsuitable for portable devices.

Electrochemical cells have limited impact on portable electronics due to their large size and inefficiency.