Reusable Aluminum Penlight

This penlight is made with a premium-grade aluminum alloy, and comes with a 5-cm ruler and a pupil gauge imprinted on the side.

• LED bulb
• Imprinted with a pupil gauge and a 5-cm ruler
• Reusable
• Push-button on/off switch and pocket clip
• Lightweight and convenient
• (2) AAA batteries required (Not included)