WASHINGTON - U.S. trade regulators on Friday said they will investigate wearable monitoring devices, including those made by Fitbit Inc and Garmin Ltd, following a complaint by Koninklijke Philips and its North America unit.

The U.S. International Trade Commission, in a statement, said the probe would also look at devices by made by California-based Ingram Micro Inc as well as China-based Maintek Computer Co Ltd and Inventec Appliances.