“Symbols of Mathematics”…


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Price: $17.95
(as of Oct 26,2022 05:31:21 UTC – Details)

This engraved “Symbols of Mathematics” pen features a ballpoint writing tip, LED light, and stylus tip for operating touch-screen devices. Refill size: mini D1; Batteries: 3x L736 or LR41 To operate the light: Push down on the bulb tip to click the light on. Push down on the bulb tip again to click the light off. To write: Pull off the engraved cap to reveal the writing tip.

“Symbols of Mathematics” engraved gift pen with LED light and stylus tip
Engraved with Pi, geometry, Function, & integration symbols
Comes in a keepsake presentation case for easy gifting; A suitable gift for any math nerd, mathematician, math major, or math teacher.
Handy 3-in-1 multifunction pen features a ballpoint writing tip, an LED light, and a stylus for operating touch screen devices such as tablets, laptops, and phones. Rubber stylus tip imitates the touch of a human finger, without leaving dirt & fingerprints on your touch screen device.
Compatible with mini-D1 size ink refills; Uses replaceable L736 or LR41 batteries


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