Welch Allyn 3.5 Volt Rechargeable Handle Model #71930
Twice the on-time, half the weight and fits more comfortably in your hand! This Welch Allyn rechargeable handle provides all of the features you'd expect from a high quality product PLUS the ability to charge in the universal desk charger.
Half the weight of traditional 3.5V handles
Fits all 3.5V Welch Allyn and Heine otoscope heads
120 minutes of on-time (compared to 60 minutes for standard NiCad handles)
Made of sturdy CYCOLOY engineering resin
Low battery indicator
Lithium ion battery technology that has no 'memory' effect