Type: Solar energy power bank 1. Battery type: 1 * 606090 polymer lithium battery 2. The standard Capacity: 20000mAh 3. Input: 5V / 1A 4. Output: 5V / 1A 5. Size: 145mm * 75 mm * 10 mm 6. Weight: 280g 7. Certification: CE ROHS FCC Single USB Aluminum alloy Colors Silver