Thanks to its high capacity, the Romoss Pulse 30 30000mAh Power Bank allows for the charging of multiple devices. Its high-quality lithium polymer batteries are both safe and durable. It comes with dual-USB output ports which support simultaneous charging of two devices at once making it ultra-versatile. Equipped with Fit Charge technology, it is compatible with multiple devices such as mainstream mobile phones, tablets and other devices and prevents overcharging. Its simple appearance and superior feel conform to its ergonomic hand-held design. It features intelligent ten-fold safety protection which includes overcharge, overcurrent, reset, over-discharge, temperature, power-surge, anti-reverse, short-circuit and RFI protection.