Stainless Steel EDC Self-Defense Pen Portable Durable Multifunctional Survival Tool with LED FlashlightTechnical Information:Creative design combined with many useful functions, such as writing, self-defense, survival, window breaking, flashlight, etc. It adopts high-precision CNC machining made of stainless steel, durable for long use. Small body, easy to carry, EDC tool for outdoor use. Item Name: Tactical PenMaterial: Stainless Steel + Tungsten Steel Battery: AG10 Button Battery (Included) Features: Portable, Durable, Multi-Function Size: 15.8cm x 1.3cm x 1.8cm/6.22" x 0.51" x 0.71" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Included:1 x Tactical Pen