Murata produces batteries with excellent high performance and reliability, taking advantage of 40+ years of technology development and manufacturing expertise. These Murata 365/366 SR1116/W/SW batteries are the perfect long lasting replacement for all your personal devices including keyfobs, blood sugar monitors, remote controls, digital thermometers, toys, calculators and more. Operating temperature: -10°C to +60°C (standard). Nominal Capacity: 30mAh Additional Details ------------------------------ Product description: 40+ years of technology development and manufacturing expertise. These 365/366 SR1116/W/SW batteries are the perfect long lasting replacement for all your personal devices including keyfobs, blood sugar monitors, remote controls, digital thermometers, toys, calculators and more. Operating temperature: -10°C to +60°C (standard). Nominal Capacity: 30mAh