1. Capacity: 5200mAh / 19.24Wh.2. Input: Micro-USB DC5V / 1.0A.3. Output: USB DC5V / 1.0A.4. Flame-retardant PC material, durable, automatic identification, intelligent output.5. The product uses high-performance 18650 lithium battery, intelligent protection features: overcharge, overdischarge, overcurrent, short circuit and other protection.6. LED lamp power display: check the charging power and remaining power in time ( LED1: 1-25%, LED2: 26%-50%, LED3: 51%-75%, LED4: 76%-100%).7. Compatible with more than 99% of Micro-USB / Lightning / Type-C interface input digital devices such as mobile phones/tablets.8. Sizes: 9.3*4.4*2.3cm (length*width*high). Weight: 120g.