Item Type: PCB Board Model Number: Power Bank IS LED Lamp Illumination: Yes Supports Solar Energy: Yes Quality Certification: ce,UL,PCT,CCC Input Interface: Micro USB Output Interface: 5V/2.1A Battery Type: Li-polymer Battery Battery Capacity: 25001-30000mAh Support Quick Charge Technology: One-way Quick Charge Type 2: Portable Type 1: Emergency