Genius ECO-u540

5400mAh, Micro-USB, 190g Ultra slim, lightweight and stylish
ECO-u540 is a true lightweight and slim universal power battery perfect to carry around for emergency power charging.

World-class chipset protection
Built with intelligent power management IC, over-temperature, over-charging, over-discharging, over-current, and short-circuit protection to ensure high quality safety and efficiency.

Always Powered
ECO-u540 has the power to keep your portable devices running without any disruptions!

LED display and flashight
Built-in with four LEDs display power status and a flashlight for camping, outdoor activities, etc.

Maximum compatibility
ECO-u540 works with the most mainstream smartphones and tablets from Apple, Samsung, HTC, Sony, Google, etc.