Welch Allyn 3.5V Nickel Cadmium (NiCad) Rechargeable Handle

Universal handle- Accepts all Welch Allyn 3.5v instruments heads. Well-balanced handle- Rests comfortably in the hand. Weight is evenly distributed end to end. Adjusted rheostat control- Free-floating reserve setting allows optimal intensity and battery life. Transformer module- Built-in step-down transformer is U.L. recognized. Economical- Long-lasting rechargeable nickel-cadmium battery included. Sure grip- Smooth, non-abrasive knurled finish insures a no-slip grip. Chrome-plated brass handles provide durable, long-life construction. Safety switch to prevent accidental draining of battery. Metal head connectors for durability. Rechargeable nickel-cadmium battery included.