The 1 led adventure lamp has also been upgraded to reflect the same improvements as the standard 1 led still using the same remote battery case on the back of the head harness to contain the four aa battery cells but now featuring our standard connector system to enable the battery case to be mounted remotely eg in a pocket or bag when used in conjunction with the 10m extension cableas with the standard 1 led lamp the upgraded cree leds have increased lumen output by approximately 30 to