Welch Allyn 3.5 V Lithium Ion Rechargeable Handle, With USB Charging Module, Welch Allyn (CAT#: STEM-MEME-1450-LC)

The 3.5 V Lithium Ion Rechargeable Handle manufactured by Welch Allyn is convenient rechargeable power source that can be used with all Welch Allyn's 3.5 V instrument heads. Twice the on-time, half the weight, and fits more comfortably in your hand.

Half the weight of traditional 3.5 V handles
Quick-turn USB Charging Module plugs into any USB port and is easy to remove on and off with a 90-degree turn
120 minutes of on-time
Features lithium ion battery technology that has no "memory" effect
Low-battery indicator Optional AC charging module is easily removable from handle and features retractable AC prongs
Made of sturdy CYCOLOY engineering resin

ADC 5210 Proscope^™ Economic Otoscope Ophthalmoscope Set, 2.5 V, ADC (CAT#: STEM-MEME-1428-LC)