ŌURA Ōura wellness ring and charger www.ouraring.com CLIENT TESTIMONIAL Haltian has been a crucial product development partner, having world class expertise in both hardware and software development. Collaboration with Haltian has worked very smoothly and Haltian team's innovations and technical solutions have exceeded our expectations. Ōura team PRODUCT WEBSITE ouraring.com PRODUCT IN MEDIA Read more Headquarters: Yrttipellontie 1D 90230 Oulu, Finland US Office: 440 North Wolfe Road Sunnyvale, CA 94085, USA Switch board: +358 (0) 10 322 3400 Fax: +358 (0) 10 322 3499 info@haltian.com Haltian Management Electronic Invoices Invoices by Mail Media Bank