LED Penlight Rechargeable 2PCS Pen Portable Light with Pupil Gauge and 4cm

[Dual Light] LED penlight features white and warm light modes, allowing flexible use for eye exam or daily use.; [Scale] Built in pupil gauge and 4cm ruler on the penlight body helps measure pupil dilation and object size quickly.; [USB Recharge] Rechargeable penlight with built in battery eliminates need for disposable batteries, supports convenient charging via USB port, power bank or computer.; [Portable Design] Lightweight aluminum alloy body with metal pocket clip, easy to carry in uniform pocket, medical bag or daily use, suitable for clinic or home care.; [Durable Build] Made of sturdy metal material with smooth surface, resistant to wear and daily use, designed.

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2 x Gadgets & Novelties