Battery 1.5v "n" Size Blister Card WT-PD400001http://www.deepmemories.com//assets/images/productimages/PD400001.jpg$1.50USDOutOfStockHome > Batterieshttp://www.deepmemories.com/product.asp?itemid=3646Battery 1.5V N Size Blister Card. This 1.5 V battery is a replacement for the batteries SUM/UM 1, 2, 3, 4 and SUM-5. It is the wider of the two N batteries 11/32 inch wide and has a tiny nipple on the end.$2.00Pipedream Products$2.00