Power for Days: Step into the upper echelon of battery capacity with a muscled 20,000mAh, fully capable of recharging your phone or tablet several times over. The LED indicator displays the available power level of battery pack and charging status intelligently. Know before you go. One for All: Compatibility at its finest, not only ready to charge almost all USB powered devices including laptops, tablets, smartphones and more, but also portable charger can charged by all the cables. Stay Protected: All ports feature complete charging protections alongside RAVPowers comprehensive iSmart technology. Built in UL certified battery cell and complete charging protections make you and your device safer. 2.5x Faster Chargin Powerful 18W PD and QC output for exhilarating charging speeds, do you a great favor in an emergency. Especially bring your new iPhone back to 50 percentage in as quickly as 30 minutes. Latest Blazing Fast Recharge technology: Multiple effective ways to recharge your power bank, easy to achieve peak performance with an 18W PD charging adapter to fully recharge in 5 and a half hours.