Hot sale Power case for iphone with speaker function battery case for iphone

3d case for iphone with case,charger,speaker function external stereo speaker,enjoy music when charging Intelligent switch

1,product series: 

  3in1 power case for iphone 4/4S,battery case for iphone ,speaker for iphone,3d case for iphone

2,Features:

  (1)3in1 power case for iphone 4/4S: with protecter case,emergency charger and speaker function.

  (2)External stereo speaker,enjoy music during charging

  (3)intelligent switch between case and iphone device.

  (4)don't need any other software,Plug and play

  (5) "+": sound volume get Increasingly large

         "-": sound volume get increasingly small.         musical note sign can switch for sound between iphone 4/4S and speaker.         lightning sign : still press the key  3 seconds,the light will shine from left to right,it shows that the charger are  charging to iphone 4/4S.Press the key again 3 seconds,the light will shine from right to left,that stop to charging. Just press the key can show the product Battery power state. 

3,Specification:

 if charge to power case,just by iphone usb cable.

 (1)during charging,the first LED light on the left  blink,it means the product battery power is less 25% when full.when the first LED light turn  blink into  light,it means the battery power have charge 25%;  when the second LED light turn blink into light,it means the battery power have charge 50%.the third LED,the fouth LED is same. (2) the product are charging to iphone 4/4S only,power detection indicate ,please press lightning sign key.iphone4/4S battery indicate lightning sign,and product one LED light,it means product's power is 25%.if two lights,it means product power is 50%.if three lights,it means the product power is 75%;If four lights,it means product power is 100%4,Battery cells type (1), polymer lithium-ion batteries, standard voltage 3.7 V (2) the capacity: 1800 mAh (3) the output voltage: DC5 V + /-0.1 V (4) the output current: more than 700 mA (0.7 A) (5) input voltage: DC5 V + /-0.2 V (6) the input current: more than 500 mA (0.5 A) (7) charging time: 3 ~ 5 hours (8)Working temperature: °C ~ 50 °C (9)Storage temperature: 65 °C ~ 20 °C 

Hot sale Power case for iphone with speaker function battery case for iphone