The PATONA Dual LCD USB Charger for Sony NP-SA100 allows you to quickly charge two batteries simultaneously and independently of each other. It doesn't matter if the two batteries have different capacities. The integrated microcontroller-controlled charging technology automatically detects the required voltage of the inserted battery and prevents overcharging or overheating. Technical specifications: Input: USB-C: 5V / 2.1A / Micro-USB: 5V / 2.1A Output: 8.4V/8.7V/8.9V / 700mAh x1 / 8.9V 500mAh x2 / 4.2V/4.35V 700mAh x2 (CH1 / CH2) Dimensions: 5.61 x 8.95 x 2.10cm Weight: 50g Connections: Micro USB (Input), USB-C (Input), 2 charging slots (Output) Compatibility: Suitable for the following camera types: Sony Alpha 7R VI (ILCE-7RM6), FX5 (ILME-FX5) Suitable for the following battery models: Sony NP-SA100 Package contents: PATONA Dual LCD Charger USB-C to USB-C cable