Tono Pen XL Battery

This Tono Pen XL Battery is a 3.0V lithium battery, designed to power Tono Pen XL devices for reliable intraocular pressure measurement. 

• Lithium battery for long-lasting performance
• Voltage: 3.0V, ensuring consistent power for the Tono Pen XL
• Size: 7/16" (10mm) round, perfectly fitting the device

Brand: Duracell

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