Built-in battery supports 1000 times opening and closing Buy this wireless charging car mount and say goodbye to the embarrassment of not being able to take out your phone after ignition. Note: The 200MA battery of the wireless car charger has been upgraded. 1 month can be opened and closed normally without plugging in.upgraded faster intelligent charging chip and thickened copper coil. And there is space to support GPS charging. Wireless Car Charger Efficient Up to 15W wireless car charger that automatically identifies the charging power of your phone to improve charging. Like other Qi-appliances, the standard charging power up to 15W is compatible with most phones with wireless charging capabilities. Note:are not supported Samsung Galaxy z flip/z fold, iPhone 12/13 mini High temperature resistance of heavy suction cup The wireless car charger mount base is equipped with the strongest suction cup and professional 3M glue (high temperature resistance) in the whole network.