... devices at the same time.3 LEDS LED display the power and electricity state.Cycling time: ≥500 times.Excellent security and ... circuit, over-current, over-charging and over-discharging.5000mAh high power Li-Polymer, can charging mobile phone 3-5 time and ... (W*H*D)G.W: 10.7KG 5000mAH emergency charger new