21700 3000-5000 Yes No Fenix TK Series Fenix Lights Fenix Torches
Fenix TK17 Tactical LED Torch£114.95
1 x 21700 USB rechargeable battery
3600 lumens output
Dual tail switches / 330m beam Fenix TK21R Tactical LED Torch£144.95
1 x 21700 rechargeable battery
3600 lumens output
Dual tail switches / 480m beam Fenix TK22R Tactical LED Torch£148.95
1 x 21700 rechargeable battery
3200 lumens output
Dual tail switches / 480m beam Fenix TK25R Tactical LED Torch£154.95
1 x 21700 rechargeable battery
3600 lumens output
Triple tail switches / 350m beam 
