How to change the battery on the Steel Pen

The Deggy Steel Pen Reader has a warranty of 3 years and an initial 2 year battery life guarantee. Unlike competitor designs our reader's battery is not soldered on and changing out the battery is fast and easy. 
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    Steel Pen powered by 2 yr. Lithium Battery

    The Steel Pen's 3 volt Lithium 123A battery has an average lifespan of two years, is easily accessible and replaceable without having to send it in for service.