Strion DS HL has 700 lumens and runs 1.25 hrs on high. It also has low light setting
Strion DS HPL is similar to HL, but has long range targeting beam. It also has medium setting
Strion DS is the smallest of all with 375 lumens, but it lasts 2 hours using rechargable lithium ion battery
ProTac 2L-X is 500 lumens with 2.75 hour running time. It uses two CR123A batteries or rechargeable 18650 battery
ProTac HL-X is the higher output version with 1000 lumens. It runs 1.25 hrs
