The Safe Turn indicators are worn on a cyclist's wrist and work like car indicators to alert others of imminent manoeuvres.

The orange LED lights flash thanks to an internal tilt switch to detect the change in angle so automatically switches on when an arm is raised, and then turns off when dropped.

The cost per unit is $19.95 Aussie dollars which is around the £8 mark while shipping comes in at £4 on a 5-day service.