Features: 1, high voltage and stable operating voltage (open circuit voltage> 3.67V, the load voltage> 3.0V) 2, pulse discharge advantage (recommended maximum pulse: 1 second / minute, 4500mA) 3, a more wide operating temperature range (storage: -60 / 100 degree, Working: -60 / 85 degree) 4, the advantages of higher capacity (1 / 2AA≥1.2AH AA≥2.7AH) 5, less self-discharge, longer ground storage life (less than 1%, from 6 to 154, the advantages of higher capacity (1 / 2AA≥1.2AH AA≥2.7AH) 5, less self-discharge, longer ground storage life (less than 1%, from 6 to 15 years) 6, more outstanding safety performance (UL certified to meet EN50020 "European explosion-proof electrical standards