The Klarus TR10NS is an excellent non-strobe remote pressure switch to be used with specific Klarus flashlights: FH10, XT10, XT11, XT12, XT15, XT30, XT20. It features two switches, one that activates the momentary-on and one that activates the constant-on. The momentary-on button also functions as the off switch. To activate the constant-on switch simply hold down the switch for about 2 seconds and it will turn on to the High brightness level. You can then press the switch to cycle through the rest of the brightness levels.
The Klarus TR10NS is compatible with these Klarus Flashlights: