zyrev zetalife diagnostic set - ear, nose and throat exam kit - great for medical students! (regular) zyrev we guarantee satisfaction with this purchase when you buy this ent set. are you a nurse practitioner or other medical student? this kit will provide you with all the essentials and more at an extremely affordable price. other name brand kits will try to squeeze as much money as they can out of the sale. this kit will provide you with high quality instruments that will last you for a long time at a very affordable price. be prepared for all of your kids ear-mergencies and diagnostic needs with this zyrev zetalife ent set. this set is extremely durable and specifically designed by er physicians for home and medical student use. it comes with a full size handle and requires 2 c size batteries (not included) that will last you for a very long time. the kit comes with all items as shown in picture - one handle, one otoscope head, one eye exam attachment, 3 reusable ear specula, 1 illuminator, 3 mirrors, 1 nasal adapter, 1 head lens wheel, 20 disposable specula, 4 replacement bulbs.