Notice: Lovense Toy IS A INTERACTIVE VIBRATOR THAT RESPONDS TO YOUR TIPS. MY LEVELS OF INTENSITY AND DURATION : \u25A0 Level 1 - Tip (1-14) Low 1 second \u25A0 Level 2 - Tip (15-99) Medium 4 seconds \u25A0 Level 3 - Tip (100-499) Medium 6 seconds \u25A0 Level 4 - Tip (500-999) High 8 seconds \u25A0 Level 5 - Tip (1000+) Ultra-High 10 seconds