Power Case
Rechargeable external battery case for iphone4/4s
The juice pack offers you the convenience of a fully protective form-fitting
case with an extended built-in rechargeable battery for your iphone4/4s all in
an ultra-thin,light-weight,low-profile design.
适用于iphone4/4s专用外接充电电池保护套 Pack紧贴机身，使用方便，为你提供全方位的保护，超薄超轻的纤维设计可为iphone4/4s内置充电电池提供更佳续航力。
Specifications: 规格:
1.Capacity:1900mAh 1:1900mah能力
2.Output Voltage:5V 2:输出电压:5V
3.Output Current: ≤1000mA（1A） 3: ≤1000mA的输出电流
4.Input Voltage:5V 4.输入电压:5V
5.Input Current: ≤1000mA（1A） 5:输入电流:≤1000mA6.
Weight:75g 6:重量:75克
7.Charging time:3h 7.充电时间3h
8.Dimension: 125 x 63 x 16mm 8:尺寸:125 x 63 x 16mm
9.Cycle life: > 500 times 9.循环寿命500次
10.Working temperature: - 10 ℃ and 40 ℃ 10. 工作温度: -10℃-40℃
11.Storage temperature: - 20 ℃ ~ + 50 ℃ 11.储存温度: -20℃~ +50℃
12.Standby time: > 380 hours 12. 待机时间:380小时
13.Time: more than 6.5 hours of 3 g / 2 g network more than 12 hours
通话时间:3G网络超过6.5小时/ 2G网络超过12小时
14.On the net: more than 6.5 hours of 3 g/wi-fi more than 7 hours
14. 上网:3G网络超过6.5小时/ Wi-Fi超过7小时
15.Music playback: more than 28 hours 15.音乐播放:超过28小时
16.Video playback: more than 8 hours 16.视频播放:超过8小时
The company production of a new generation of unveiling the external battery USES the high quality polymer lithium ion batteries, can help the iPhone 4/4 s 2 times the battery life of ascension, allowing you to enjoy the fun; Using all-inclusive aesthetic design at the same time, can avoid the hand holding the metal frame lead to unstable signal, which can effectively protect the signal stability; Process USES the antiskid design, grind arenaceous feel, greatly reducing the iPhone was caused when the immodesty slide knock against, the risk of abrasion. Traveling with it, you can go to any place want to go, no longer limited by distance, won't you the unveiling of the battery is distressing.
本公司生产的新一代iPhone4G外置电池采用高质量聚合物锂离子电芯，可以帮助iPhone 4/4S提升2倍的电池续航能力，让您尽情体验iPhone乐趣；同时外观方面采用全包式设计，可避免手握住金属边框导致信号不稳定，从而能有效保护信号稳定；工艺方面采用防滑设计、磨砂手感，大大降低iPhone不慎滑落时造成磕碰、擦伤的风险。有了它,旅游时您可以到任何想去的地方,再也不会受距离的限制,再也不会因您的iPhone4G 没电而苦恼。
2. Directions for use
1. The iphone 4/4 s into standby power supply, open the switch, you can recharge the iphone 4, long press 2 seconds out of charging charging condition.
将iphone 4/4S装入备用电源，打开开关，即可为iPhone 4充电，充电状态下长按2秒退出充电。
2. The light switch, the LED display the current backup battery: four lights said spare battery is full charge, the three lights for backup battery to 75%, according to two lights power 50%, according to a light power 25%, need to charge in time, (if not after press the LED display, is backup battery has completely exhausted, the need to recharge the activation).
轻按开关，LED显示当前后备电池电量:四个灯亮表示备用电池是满电，三个灯亮为后备电池电量75%，两个灯亮表示电量50%，一个灯亮表示电量25%，需要及时充电，（如果按下后没有LED显示，则是后备电池电量已完全用完，需要重新充电激活）。
3. The charging function: with charging line into the computer or USB output interface 5 v charger to charge, charging, the indicator light shows the current battery.
充电功能:用充电线插到电脑或有USB 5V接口输出的充电器即可充电，充电时，指示灯显示当前电池电量。
4. The overcharge protection: when the battery voltage is 4.2 V ± 0.05 V, the battery automatic protection, to stop the battery.
过充保护:电池电压为4.2V±0.05V时,电池自动保护，停止对电池充电。
5. Put protection: the battery voltage is lower than3.0V ± 0.05V battery automatic protection, to stop foreign discharge.
过放保护:电池电压低于3.0V±0.5V,电池自动保护，停止对外放电 。
6. Short circuit protection: when the normal work, output is short circuit, the circuit of automatic protection and stop output, use charger (2 seconds, can remove protection.
短路保护:正常工作时,输出端被短路时,电路自动保护并停止输出，用充电器充电2秒可解除保护。
7. Conversion efficiency: ≥80%
转化效率:≥80%。