UGREEN FineTrack Rechargeable Smart Tag 4P Duo $42.39, Android $39.99, iOS $39.98 + Del ($0 Prime/ $59) @ UGREEN via Amazon AU

Retailer (per OzBargain): Electrical & Electronics. Save 20% at checkout Duo Android iOS The tracker does not support cross-platform use and can only be connected to one platform at a time (iOS or Android); location cannot be shared or synced … - Spotted on OzBargain's front page. Click through to see the discussion + votes.