Elmac Digital Library now has in stock this power-packed multi utility product which finds use in our daily life one way or the other. It is a bluetooth speaker as the outdoor riding mate/workout.
You can use it to listen music when you are bicycling,workingout or have a picnic, camping. It also be used indoor. S1 can be as a mobile power bank with a capacity that can charge smartphones. S1 has emergency flashlight function which can be used as a temporary spare flashlight when you suddenly enter a dark environment.
