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 /><br />Battery Type: Lithium-iom Cell<br />Input Voltage: DC 5v +/- 0.05<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.390g.<br /><br />It can use for degital devices like MP3/4/5， PSP， GPS， Game console， DV， Camera， MID， SmartPhone.<br />Suitable for :Nokia DC2.0 Mini USB Micro USB(For Android Cellphone，Nokia，Samsung，HTC etc.) <br />Apple series(For Iphone，iPad etc.) Nokia PSP(For PSP game console) Samsung LG(For LG Series Cellphone) USB Cable.<br /><br />Color :Black / Blue / Green / Orange<br /><br />Package:<br />1 x Power bank<br />1 x Charge Cable<br />1 x Gift