Sofirn SP60 Review, XHP70.3 HI, 6,800 Lumens, 915 meters (OVERCHARGING BEWARE)

LED Flashlights – General Info 21700 Flashlights
8

Thanks for the comparison. Extremely helpful. Looks like only Convoy uses boost driver. Look how well it regulates the output. Perfectly flat lines. The Sofirn and Wurkkos uses the cheap drivers.