Detectives in E District have launched an investigation into a company who sell electricity saving devices.
Police were made aware of concerns about the device from a consumer who found that the equipment did not provide the promised reductions.
Independent tests on the device, which is claimed to reduce electricity bills by 25%, found that the device does not function at this level.
The tests also found that the make up of the device gave concern from a safety perspective.
Police have conducted a number of searches in relation to this investigation and have seized a large number of the electricity saving devices. Enquiries are ongoing.
If you have purchased an electricity saving device and have concerns about its functionality, please contact Trading Standards on 0300 123 6262.