Charge your device on-the-go with this powerful 20000mAh lithium-ion power bank: Quantum-20. It features 2 ultra-fast USB charging ports to charge any USB chargeable device. Quantum-20 also includes Automatic Voltage Regulation i.e. it provides an optimum output based on the device connected. Quantum-20 is compatible with all smartphones & tablets.
20,000mAh Power Boost
The Promate Quantum-20 features an absolutely colossal 20,000mAh capacity, adding several full charges' worth of battery power to your smartphone or massively boosting the available charge available on any tablet or USB device.When your USB powered devices are running low, just connect them to the Promate Quantum-20 Power Bank via your own charging cable for quick and easy replenishment. The Promate Quantum-20 Power Bank is the ideal companion for your portable smart devices - so don't forget to bring it along on business trips and weekend getaways. This Bank really is the perfect travel companion.