LONG-LASTING POWER - Experience extended usage with 2700mAh rated capacity, ensuring your devices run longer and more efficiently. RELIABLE PERFORMANCE - Depend on a minimum capacity of 2500mAh, providing consistent and stable power output for all your electronic needs. OPTIMAL CHARGING - Recharge effortlessly within a temperature range of 32 to 113 degrees F (0 to 45 degrees C) for maximum battery life. DURABLE DESIGN - Operate confidently in diverse conditions, with a discharge temperature range of -4 to 122 degrees F (-20 to 50 degrees C).