Product Features: Great portable charger to boost power and extend the life of your device. Available for cell phone, wireless speaker, e-reader or other standard devices. 1500mAh internal battery provides combined output power for more additional batteries. Water-resistant rubber surfaces, designed to withstand the most extreme outdoor conditions. Also dust resistant. Applicable for camping, hiking, mountaineering or just outside. Compact design, it can be easily carried to different places for use. It conserves the power of your devices. Fits into a pocket, purse, or handbag. Compatible with: Androids and IOS devices, as well as wireless headphones, earbuds, USB camping and outdoor accessories. Quick Details: Material: PVC Size: 40*70*18mm Battery capacity: 1500mAh Applicable mobile phone interface: Type-C and for iPhone.