The PL-Mini 3 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. Featuring a removable battery design, this light allows for swift battery replacement without the necessity of disconnecting the light from your setup. The adjustable sliding rail allowed the light to be moved freely to fix the light in the desired position for your specific devices. Compatible with the following: Glock: 17/19/19X/20/21/22/23/24/29/30/31/32/34/35/36/37/38/40/41/43X MOS/45/48MOS Smith & Wesson M&P M2.0 Calibers/M&P M2.04" 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 Sig Sauer P220/P226/P227/P229/P320/P322/P365 XMACRO/SP2022/P365 X/P365 XL/P365 Nitron Micro-Compact Springfield Armory XD MOD.2 Series/XD(M) Series/XD-S Series/XD-S MOD.2 Series/XD-E Series/Hellcat Series Kel-TEC PF-9/PMR-301 FN 509/FNS/FNX/FIVE-SEVEN Taurus TX22/TH9CTH9/G2S/G2C/92 Ruger Security 9/American Series/SR22 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 HK VP9/VP40/VP9SK/P30/P30L/P30SK/HK45/HK45 Compact/P2000/P2000 SK Beretta APX/APX CompactPX4 Storm/PX4 Storm Compact/PX4 Storm Subcompact/M9A3/M9A1/96A1/92A1