Device Idea Brainstorming

 Rough work with multiple ideas for a device that a broad demographic will carry around everywhere.

List of devices that could be used to alert the owner of an eruption warning. Some ideas are meant to be practical, while others are impractical but can stimulate more creative and practical ideas.

• Keychain
• Necklace
• Cap
• LED watch
• Ring
• Velcro armband
• Sweatband
• Fidget toy box
• Smartphone hand grip
• Pocket clip
• Mint container
• Slap band
• Wireless earphones
• Tooth replacement