Smart bracelet protects aid workers by the Civil Rights Defenders campaign group

A hi-tech bracelet could soon be helping civil rights and aid workers at risk of being kidnapped or killed.
When triggered, the personal alarm uses phone and sat-nav technology to warn that its wearer is in danger.
Warnings are sent in the form of messages to Facebook and Twitter to rally...-Civil Rights Defenders, ensure people, hi-tech bracelet, protects aid, Smart bracelet-Smart bracelet protects aid workers by the Civil Rights Defenders campaign group