Plastic spare batteries shaped like an MP3/4 player. Comes in several colours (black, red, blue, green, white). Powerbank includes a powerful battery which can easily be recharged after several hours and can be used to power up mobile devices such as cellphones, tablets, cameras and other devices. Easy to carry with optinal imprint or engravement of your logotype. Idea gift for those who often travel and wish to stay in touch with you at all times.