If e-voting is currently being used, what type(s) of technology used?

Reality Check Team, Why do voters mistrust electronic voting? BBC News, 15 December 2018, accessed 17 December 2018

“How e-voting works: Each voter enters the polling booth and makes a choice by selecting candidates on a tablet-like device. This choice is printed on to a ballot paper, which is then submitted by the voter. It is these paper ballots that are then counted. The machines also keep an electronic tally to help verify the results.”