inputs.text: product best - bought imax power imp500 several months ago dont know ever without iteveryone knows iphone crappy battery constantly charge well thats never issue since got imp 500 charged unit first night got whenever without power cord not problem plug phone 3gs model imp 500 starts charging play games whatever hours hours hours imp 500 lights show charged know plug recharge unit bring iphone almost dead 100 little 4 times recharge imp 500 means im not owning another device need charge nightive 7 months recharge 3 times course recharge iphone night im sleeping im good go morninghowever im stuck road battery phone gowell grab imp 500 im good several hours greatwell worth money also use charge bluetooth well gps cell phone great product overall damian