Okay I am a noob ,i am getting a 1.5-2w 445nm blu ray diode in aixiz module rated max 1.8a ,i want to drive it with a ghostdrive 2 set at792ma has voltage drop of 2.5 with 2 3.7lithium batts input at 8.4 the max driver input is 15 volts.
So my question is if I add another 3.7 the resistance...