Features:<br />1. Four USB output・LED Light with power indicator show・ at any time control power.<br />2. Long service life・ more than 1000 times the charging and discharging.<br />3. The use of advanced intelligent protection chip・ the overcharge protection・ discharge protection・ overload protection・ short circult protection・Leakage protection and five heavy security protection.<br />4. The lithium-ion polymer・ long service life・ more safety<br />5. After 72 hours again text・ the product performance is stable.<br /><br />Specification:<br />Battery Type: Lithium-iom Cell<br />Input Voltage: DC 5v +/- 0.05<br />Capacity 50000mAh<br />Output Voltage: DC 5V +/- 0.05<br />Output Current: 1A-2.1A・Intelligent output<br />Input charging time: 5-9 hours<br />Size:150 x 85 x 20mm<br />Color: Black・ Blue・ Green・ Orange<br /><br />Package:<br />1 x 50000mAh power bank<br />1 x USB Charge Cable