I need a bright light for my job. I currently have a streamlight stinger but it only last ~1 to 2 hours. I need something brighter than stinger and last longer. I was searching in DX. Down to these light:
8686 Aurora WF-800 Q5
8537 Aurora WF-600 Q5 2-Mode
6998 Ultrafire WF-500 Cree LED
Which...