Bulk packaging transaction: You will receive 24 nurse pen lights, each in 12 different colors, with 2 pieces of each color; Whether you are a manager looking to provide high-quality tools for your nursing team or a student trying to acquire tools for your learning group, this package deal is built to meet your needs High quality materials: Pen lights with pupil scales and scales are mainly made of aluminum alloy and LED lights, reliable and reusable, sturdy and , safe and not easy to break, fade or rust. They can you for a long time and you can use them confidently; Using button on/off switch and pocket clip design, the pen light is easy to remove and install Easy to carry and use: Despite its compact size, this care light is strategically designed to maintain some necessary features, such as student specifications and scales; It is suitable for those who need tools that are not too big, not too small, but . In addition, the compact size and clip design very easy to carry pockets or kits Easy to use: Our flashlight is easy to use and powered by 2 AAA batteries (not included) to long-term operation; Its ease of use makes it a great tool for nurses and doctors; Keep the positive pole of the battery in the direction of the pen bulb Multi functional usage scenarios: Our pen lamp is a practical tool suitable for many occasions, such as nose, eyes, etc Colour:random color, don't accept the specified color Material:Metal Package Contents: 24 x Pen Light Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.