Product description:
Halogen Replacement (3.5V) Lamp for Welch Allyn Steak <br />Provides 2.8X brightness.<br />Designed with superior quality.<br />Compatible with Streak Retinoscopes Models:18245, 18200, and 18235.<br /><br />Specifications:<br />Dimensions: 3 x 1 x 2 in / 7 x 2 x 5 cm <br />Weight: 0.20 oz / 5.6 g