iPhone 8 /7 Battery Case(4.7'') Support Lightning Headphone,K-RSEN 3000mAH Ultra Slim External Protective Portable For iPhone 7 /8 (4.7in) Extended Charging Battery Caser [With Audio]--Black;

CHYING 3000mAh Ultra slim iPhone 7/8P Battery Charger Case Support Lightning Port Headphones

Color:black

FEATURE
1.Compatible with Apple lightning headphones, enable you to listen to music or make a phone call while charging your iphone without having to takeing the battery case off.
2. Intellegent charging technology, provides up tp 120% extra battery life.
3.Built-in magents it can used perfectly compatible with magnetic suction stents.
4. 2 in 1 design makes sure that your phone will be protected from drops and
5. Ultra thin design to Easy to carry.
6.Use Apple Lightning cable to charge both iPhone and the battery case.
7. 4 LED indicator clearly shows of the battery charging status left in the case.

Specifications:
Capacity: 3000mAh
Battery cell type: Lithium Polymer
Material: Rubber + ABS + PC
Thickness: 13.4mm(0.52inch)
Weight = 2.72 ounces
Input Voltage: 5V/0.5A-2.1A
Dimensions:144mm*73mm*12mm
Charging Power Level: 1 Light = 25%, 2 Lights = 50%, 3 Lights = 75%, 4 Lights = 100%

Box Content:
• 1x 3000mAh Battery Charger Case
• 1x User Manual

installation method:
1.find the groove top left corner of the surface box,then take out the surface box using your nail.
2.put iphone battery charge's interface into the Ku's shell bottom,and then slide it until they are fittde eack other
3.hold your mobile phone,and aim at the bottom buckling part,then press the four corners of the device until the buckling part and the device combine tightly.

KINDLY REMINDER:
1.Please use the original charger that comes with the phone to charge the battery case. Generic or non-original chargers usually cause the battery case to malfunction.
2.Please turn off the power case when not in use to avoid continuous power consumption.