What you get: The package includes 4 LED light pens in 2 colors, black and red respectively, with 2 of each color. The colors and sufficient quantity meet your writing and replacement needs in daily life, bringing convenience to your studies. Quality material: These light pens are primarily made of quality aluminum alloy, featuring a stylish appearance and good texture, making them durable for long-term use. The refill is 0.7mm thick in black, providing a smooth writing experience. Easy to use: Simply press the button on the pen head lightly to easily extend or retract the pen tip and turn the LED light on or off. Additionally, the pen's light can be adjusted for bright or no light while writing. The ballpoint pen with light is suitable for day and night writing. Multi-use: This light-emitting pen can be used as a writing pen or a mini flashlight. When you think of something in the middle of the night and want to write it down immediately, the luminous tip pen can help you write them clearly in low light without disturbing anyone. Let's go! Ready for inspiration to strike. Practical gift: These LED pens are suitable for students, teachers, and others who need to take notes or write in dark or dimly lit conditions. You can keep them for yourself or give them as practical gifts to relatives and friends, fostering relationships. Due to manual measurement, the products you receive may have some dimensional errors. Due to different monitors, the products you receive may differ slightly from the pictures. Actual delivery quantity: 4 pcs