Description The pre-focused pinpoint LED lens directly illuminates eyes, ears, and throat. Activation is made simply by depressing the pocket clip. Features a printed-on pupil gauge and pocket clip for carrying convenience. Warm light is ideal for checking pupil dilation. Its lightweight molded plastic body is durable and easy to take care of. The depressed bulb is designed to protect against drops. Warm light for assessing pupil response Pupil gauge 4 1/2 " white plastic body with pocket clip Activate by pressing pocket clip against contact point WARNING: Reproductive Harm - https://www.p65warnings.ca.gov/ specs Size: 4.6" length x .5" diameter Weight: 0.5 oz