Exell 413A Alkaline 30V Battery NEDA 210 Replaces 20F20, BLR123 ER413Exell 413A Alkaline 30V Battery (Eveready 413 or BLR123) is an Alkaline replacement for the once-popular Carbon Zinc battery that was commonly used in VOM's (Volt-Ohm Meters - an analog meter that reads Voltage, Ohms, and Milliamperes), like the Triplett 630. Being Alkaline, the 413A replacement will last longer than the original. It is widely used in vintage collectible transistor radios, as well as in the British Army Radiac Survey Meter Mark II, and other bizarre machines, such as the Minifon portable wire recorder. Specifications Voltage: 30V Amperage: 180mAh Chemistry: Alkaline Length: 2.45in (62.2mm) Height: 1.00in (25.4mm) Width: 0.62in (15.7mm) Terminals: Socket Contacts Exell 413A Alkaline Battery Replaces 20F20, 210, 413, 413A, 523, 8123, A413, B123, BA 305/U, BLR-123, BLR123, E210, ER-413, M123, S123, U20, VS085Exell 413A Alkaline Battery Applications Gooch & House go OL Series 730-Ge Detector, and other vintage devices. Exell Batteries not only provide consumers with high efficiency, long-lasting performance, they also function as replacement batteries for an array of common and unique applications. Ranging from vintage camera equipment to sophisticated medical testing equipment, Exell Batteries can meet the needs of all consumers. Exell Battery is one of the few product lines Proudly Assembled in the USA. Made with Alkaline cells, Exell Batteries will last longer and offer consumers excellent reliability. Specifications Output Voltage: 30V Amperage: 180mAh Color: White Chemistry: Alkaline Length: 16mm Height: 65mm Width: 26.2mm Country of Manufacture: U.S.A. Compatibility Eveready: 413, B123, BLR-123 Gooch & House go: OL Series 730-Ge DetectorNSN # 6135-00-752-1589. REPLACES: 20F20, 210, 413, 413A, 523, 8123, A413, B123, BA 305/U, BLR-123, BLR123, E210, ER-413, M123, S123, U20, VS085. USED IN: Gooch & Housego OL Series 730-Ge Detector, VOM's (Volt-Ohm Meters - an analog meter that reads Voltage, Ohms, and Milliamperes), like the Triplett 630, vintage collectible transistor radios, as well as in the British Army Radiac Survey Meter Mark II, and other bizarre machines, such as the Minifon portable wire recorder.