I did the resistor mod. Trustfire TR-J20 Update 8-11-14 LED mod was next and now you can choose between XP-L2 and XM-L2. with both modes should be twice as bright.
I did the resistor mod. Trustfire TR-J20 Update 8-11-14 LED mod was next and now you can choose between XP-L2 and XM-L2. with both modes should be twice as bright.