Welch Allyn 3.5V Ni-Cad Convertible Rechargeable Handle and Charging Transformer is the complete NiCad portable power system for any Welch Allyn 3.5v Head

Welch Allyn NiCad Rechargeable Convertible Handle & Transformer Features:
• Rechargeable nickel-cadmium battery included
• Smooth, nonabrasive knurled finish ensures a non-slip grip
• Chrome-plated brass construction for durability and reliable long-life
• Recharges in the Welch Allyn desk charger
• Battery Converter included (710168-502)
• Also takes ‘C’ Batteries (not included)