The Thank You for Being Awesome 3-Port USB Hub Keychain is handy item for your elementary school teachers, staff members, volunteers and parents to have at home, school, or while traveling! The 3 1/2" x 7/8" high x 1/2" deep charger fits easily into a pocket or purse for quick, on-the-go charging of up to 3 devices at once. Includes a split ring attachment to hold keys and a cord that stores inside and connects to a computer for easy charging.