Welch Allyn 3.5v Rechargeable Handle (AC Charging) Features 

• Universal handle accepts all Welch Allyn 3.5v instrument heads
• Rechargeable nickel-cadmium battery included
• Hidden built-in charger plugs directly into any standard AC wall outlet*
• Well balanced handle rests comfortable in user's hand
• Smooth, nonabrasive knurled finish ensures a no-slip grip
• Chrome-plated brass construction for durability and reliable long-life
• Can be converted for use with standard C-Cell batteries via the converter ring**

*AC charging only. Handles are NOT compatible with Welch Allyn desk chargers.
**C-Cell Battery Converter Ring is also compatible with otoscope handle model WA71000-A.