- Capacity: 5000mAh 18.5Wh Rated capacity: 3000mAh-2. Input: USB-C/Micro USB: 5V/2A-3. Output: USB-A: 5V/2A-4. Indication: LED light shows battery level-5. Material: ABS+PC flame retardant shell+18650 lithium battery cell-6. Size: 76 * 56 * 23mm; Weight: 130g