Bulk weight 1.7 ounces. Materials Silicone. Functions a variable speed control takes you to the height of gratifying pleasure. You will find sensual stimulation that throbs with excitement. 10 exciting functions are designed for the ultimate in sensual pleasure and the peak of gratifications. Battery information vibrator is designed for simple operation, just power with 1 AAA battery, not included. Measurements 4.25 inches by 1 inch vibrator.