Read me file: University of Southampton – ECS – Kantida Pancharoen – kp6e12@soton.ac.uk The excel file contains simulation and experimental data for the paper. In particular: Fig. 3. The simulation results of voltage induced and power output with variations in the number of magnets arrays and coil length. Fig. 4. The open-circuit voltage versus exciting frequency at different levels of acceleration of the harvester for two-magnet and magnet arrays. Fig. 5. Closed circuit voltage output of the magnet array harvesters with/without bumpers when mounted at the hip and with the user running at 7 km/h. Table. 1. Closed circuit voltage and output power harvested during walking and running. Date of data collection: from February 2016 - March 2016 Date that the file was created: October 2016