This black penlight is made of high-quality aluminum. Durable and strong. It is an essential tool for home or outdoor use! With anti-slip design! With a pen clip, you can clip it in your pocket! About 5 inches long, very convenient to carry. Rainproof, can be used even on rainy days! Great for traveling, camping, or keeping in the glove box, but also for home use. Small in size, yet powerful in brightness. Use the flashlight to illuminate any promotion or marketing event! We can print your logo or other content on the product for maximum exposure! Measuring 5*0.5*0.5inches, this custom black portable cylindrical aluminum penlight with pen clip. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. We offer logo printing and full packaging customization. Product Highlights: Sleek design, durable build, easy to grip.