[Storage Box Design] It is not only a battery charger for X3(NOT X2,NO BATTERIES),but also a battery and micro-SD card storage case. It is compact and can be easily carried around.It needs to be plugged in to charge the batteries. [Intelligent Fast Charging Mode] USB Type-C charging port for fast charging,up to 80% in 35 minutes.When the battery is to 80%, the trickle charge mode is activated intelligently until the battery is fully and stops charging. [Safety Protection] The battery charger is fully protected against overcharging, short circuit, over temperature, over-current and over-voltage, safe to use without fear of hidden dangers. [LED Intelligent Indicator] This charging case has a smart charging indicator LED light, you can see the charging status at a glance. Colour:Black Material:ABS Package Contents: 1 x Battery Charger Box 1 x Type-C Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of