model: W01-1 Capacity: 5000mAh Cell: A grade li-polymer battery Input: 5V/3A Output: 5V/3A Dimension: 104*67*8.5mm Material：Aluminum Alloy+Plastic Protections: Overcharge/discharge/current, Short circuit Branding options: Pad printing, Digital printing Certificates: CE, RoHs, MSDS, UN38.3