... precision machining and work fine, mini size, carried more easily 2, lamp: The United States CREE R5, excellent brightness, maximum ... performance: Orange metallic light cup, condensing good;6, switch mode: Tail push-button switch,7, can be inverted , tents, can be used ... diameter 16.5mm, overcharge protection, overcharge 4.2V, voltage : 2.75V, battery cycle life of more than 500 ; Size:Diameter ...