Zoom II – Advanced Power-Plus-Bleaching – A Bleaching System with Proven Results! If you have been disappointed with over the counter products, or if previous professional “one hour” dental whitening methods have produced less than desired results, ask our office about the Deep Power Bleaching Technique. This is the most advanced tooth whitening technique available. So if you want to get your teeth at their whitest, this is the method for you. It consists of one in office Zoom Power Bleaching treatments using an advanced heating/light system with a boosted gel and 2-4 weeks of at-home tray whitening. Our office will design and fabricate your custom trays for you.