Introduction: The 18650 broad temperature lithium battery reliably operates from -40°C to eighty five°C, giving about 500 cycles and continual 10A discharge for Serious industrial uses. previous quarter’s https://www.topwellpower.com/products/-40%C2%B0c-to-85%C2%B0c-18650-36v-2900mah-wide-temperature-lithium-battery