3.5V Lithium Ion Rechargeable Handle
Features:
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Half the weight of 3.5V traditional handles
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120 minutes of on-time (compared to 60 minutes for Ni-Cad handles)
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Low battery indicator
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Lithium battery technology has no "memory" effect
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Fits all Welch Allyn 3.5V instrument heads
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AC charging module is easily removable from handle
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AC charging handle has retractable AC prongs (71900 only)
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Made of sturdy CYCOLOGY engineering resin
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Optional charging well adapter allows handle to be charged in 71110 Desk Charger