Features: UPS uninterruptible power supply is a standby energy storage power supply, features small size and portable to carry, convenient to use. Supports USB output and 5.5x2.1mm output. Power input AC100-240V 50/60Hz, 4 5.5x2.1mm holes output 5V2A, 9V6A, 12V6Ax2, USB port output 5V2A. The capacity of 16000mAh/20000mAh/25600mAh is optional and can be used during power outages. The accessory comes with 3pcs 5.5x2.1mm cables, 2pcs 5.5x2.1mm to 5.5x2.5mm adapters, and 1pc power adapter (European or American option). Suitable for use with 5V 9V 12V routers, surveillances cameras, speakers, LED lights, mobile phones, tablets, etc. Specifications: Material: Plastic Capacity: 25600mAh, 16000mAh, 20000mAh(optional) Type: refer to picture to selection please Size: about 160x117x32mm/6.30x4.61x1.26inch Package Includes: 1Pc UPS Battery Backup 1Pc Power Adapter 3Pcs 5.5x2.1mm Power Cord 2Pcs 5.5x2.5mm to 5.5x2.5mm Adapters note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.