Description: 1 battery/pack. Type: Alkaline batteries. Voltage: 12 volts. Model: DURMN21BPK. Equivalent to 8LR50, A23, MN21, 23AF, 23AE, 8LR932 and V23GA. 5-year leak-free shelf life. Duracell 21/23 12V Alkaline Battery (1 Count) delivers strong, dependable power for compact specialty electronics, offering steady performance ideal for devices that need short, high-energy bursts. This battery is commonly used in key fobs, garage door openers, car alarms, security sensors, medical devices, and other small electronics that rely on consistent everyday operation. Compared to lithium batteries that provide higher energy density and better durability in extreme temperatures, 21/23 alkaline batteries offer a cost-effective, practical solution for moderate-drain applications where premium lithium power is not required. With an operating temperature range of 14°F to 140°F, it performs well in typical indoor and outdoor environments, making it suitable for year-round household and professional use. The single battery format is perfect for quick replacements in essential devices. For best results, store the battery in a cool, dry place and install it according to device polarity to ensure optimal performance and long-term reliability.
Price: $5.05 USD
