The PL-Mini 2 Valkyrie is the world's first compact rechargeable Olight PL series light with an adjustable rail, which the user can adjust to any length making it compatible with most devices. The adjustable sliding rail allowed the light to be moved freely to fix the light in the desired position for your specific devices. Convenient charging of the system by connecting the light directly with the included magnetic USB cable. Compatible with the following: Kel-Tec PF-9/PMR-301/FN 509/FNS/FNX/FIVE-SEVEN/Taurus TX22/TH9C/TH9/G2S/G2C/92/Ruger Security 9/American Series/SR22/Sig Sauer P220/P226/P227/P229/P320/P322/SP2022/Steyr M9-A1/L-A1/M-A1/C-A1/S-A1/L9-A2 MF/CZ P-07/P-09/P-10C/P-10F/P-10S/Shadow 2/75 SP-01/P-01/Walther Q5/P22/CCP/CREED/PK380/P99 AS 9mm/P99C/PPS/PPQ M2/PPQ SC/Springfield Armory XD MOD.2 Series/XD(M) Series/XD-S Series/XD-S MOD.2 Series/XD-E Series/HK VP9/VP40/VP9SK/P30/P30L/P30SK/HK45/HK45 Compact/P2000/P2000 SK/Beretta APX/APX Compact/PX4 Storm/PX4 Storm Compact/PX4 Storm Subcompact/M9A3/M9A1/96A1/92A1/Glock 17/19/19X/20/21/22/23/24/29/30/31/32/34/35/36/37/38/40/41/45/Smith & Wesson M&P M2.0 All Calibers/M&P M2.0 4" Compact All Calibers/M&P M2.0 3.6" Compact All Calibers/M&P 380 Shield EZ/M&P 22 Compact/SD9/SD40/M&P 9/M&P 40/M&P 45/M&P 9C/M&P 40C/M&P 45C.