["Upgrade Intelligent Charge Controller: Built-in internal protection system and smart fast charging Cooperate with Quality solar silicon material ensures high conversion and stable output the solar panel's energy conversion efficiency to 25-30%", "Upgrade Intelligent Charge Controller: Built-in internal protection system and smart fast charging Cooperate with Quality solar silicon material ensures high conversion and stable output the solar panel's energy conversion efficiency to 25-30%", "Upgrade Intelligent Charge Controller: Built-in internal protection system and smart fast charging Cooperate with Quality solar silicon material ensures high conversion and stable output the solar panel's energy conversion efficiency to 25-30%", "Upgrade Intelligent Charge Controller: Built-in internal protection system and smart fast charging Cooperate with Quality solar silicon material ensures high conversion and stable output the solar panel's energy conversion efficiency to 25-30%", "Upgrade Intelligent Charge Controller: Built-in internal protection system and smart fast charging Cooperate with Quality solar silicon material ensures high conversion and stable output the solar panel's energy conversion efficiency to 25-30%"]