- Convenient to use, this reusable penlight is a push-button on/off switches with a metal pocket clip for placing them on a uniform pocket.
- 5 cm-ruler on the side of the penlight body that works well for measuring purpose.
- Aluminum alloy material pen body is lightweight, sturdy and durable. The compact design easily fits in a shirt pocket, bag, first aid kit for trauma care or car.
- Bright sealed concentric beam is useful in ophthalmology, Anesthesiology, Biological Laboratory, Cardiology, Dentistry, Dermatology, Endocrinology, and Orthodontic fields.
- Powered by 2 AAA batteries with keeping the positive pole “+” direction of batteries to the pen bulbs. Note: Batteries are not included.