Whether work or play takes you to a remote location, you're experiencing signal blackspots or are just tired of inconsistent reception, the Motorola defy satellite link is a must-pack accessory. The Motorola defy satellite link gives you an added layer of safety and a reliable SOS emergency button in case of a critical situation. Features a check-in button that allows you to send your coordinates or a message to your loved ones. The Motorola Defy can halndle low to high temperature differences between -30C (-22F) to 55C (131F) for up to 24 hours.