Streamlight TLR-3X USB Rechargeable LED Low Profile Light, 500 Lumens - Black Overview: The Streamlight TLR-3X USB is a compact, rail-mounted weapon light designed for handguns with 1913 (Picatinny) accessory rails. It combines high-output illumination with a lightweight, low-profile polymer body, making it suitable for concealed carry, duty use, and home defense setups. The light offers dual-fuel flexibility with both a rechargeable SL-B9 battery pack and CR123A compatibility. Key Features: Output: 500 lumens high-performance LED Beam Distance: Up to 161 meters Battery System: SL-B9 rechargeable lithium-ion pack (USB) or CR123A Runtime: ~1 hour (SL-B9) / ~1.5 hours (CR123A) Mount Type: 1913 Picatinny rail compatible Controls: Ambidextrous rear paddle switches (momentary & constant-on) Construction: Impact-resistant engineered polymer housing Length: 2.75 inches Weight: ~2.25 oz with battery installed Specifications: Model: TLR-3X USB UPC: 080926591011 MPN: 59101 Color: Black Material: Polymer body with durable lens assembly Max Candela: ~6,500 Max Distance: 161 meters (about 176 yards) Battery Type: SL-B9 rechargeable or CR123A lithium Rechargeable: Yes (USB charging via SL-B9 system) Applications: Home Defense: Bright, wide beam for indoor target identification Duty Use: Reliable low-profile weapon-mounted light for patrol setups Concealed Carry Pistols: Compact design minimizes bulk Range Training: Useful for low-light drills and tactical practice Additional Features: Multi-fuel capability: Works with rechargeable or disposable batteries Tool-less installation: Quick attach/detach rail mounting system Water resistant: Designed for real-world duty environments Ambidextrous operation: Easy activation for right- or left-handed users High efficiency LED: Optimized balance of brightness and runtime MPN: 59101UPC: 080926591011