Stock Photo - 26 August 2021, North Rhine-Westphalia, Duesseldorf: Britta Rudolphi, head of Vodafone's technical innovation department, presents the ""Gigaprotect"" transmitter. The device developed by Vodafone is intended to prevent theft of honey and bee colonies. Photo: David Young/dpa. - Duesseldorf/North Rhine-Westphalia/Germany

Stock Photo: 26 August 2021, North Rhine-Westphalia, Duesseldorf: Britta Rudolphi, head of Vodafone's technical innovation department.

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