Self-propelled device destined to shipwrecked rescue U-SAFE is a remote controlled lifesaving buoy. It is a self-propelled device destined to shipwrecked rescue. Facebook Prev Article Next Article Gadgets Checkout these cool gadgets... Related Posts Stringless Guitar Yellow laser pointer Girl builds herself articulating pneumatic wings Thrustpac USB Battery Charger Tiny Humidifier Works with Any Water Bottle and USB