Is technology used for identifying voters at polling stations (electronic poll books)?

Vanuatu, 'Representation of the People Act 1982 (as amended of 2006)', Part 13: Election of members of parliament, accessed 17 April 2019

31. Electoral rolls to be in polling stations and voters only to vote if therein and have electoral cards

(1) During voting a copy of the electoral roll shall be kept in every polling station.

(2) No person may vote unless his name is contained in the roll of electors of the polling district of the station at which he presents himself for voting, and he produces a valid electoral card issued to him.