Package Quantity: 1/Pkg Brand: Welch Allyn Bulb Type: Vacuum For Use With: 77800 Penlight
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Package Quantity: 1/Pkg Brand: Welch Allyn Bulb Type: Vacuum For Use With: 77800 Penlight Product Type: Bulb Lamp Voltage: 2.5 V Compatible Instruments: Penlite (Obsolete): 77800