Package of four batteries.
Two Ocu-Cel XL Batteries power the Tono-Pen XL Applanation Tonometer.
Tono-Pen® and Ocu-Film®+ products are also available from your Authorized Reichert Technologies Distributor. Add them to a Quote Request or select Find Distributor to contact a distributor near you. For US government sales, please call 1-888-849-8955 to place your order.