Product Review

*** NOTICE ***ONLY compatible with iPhone X (5.8-inch), Apple Airpods or any other wireless Bluetooth headphone accessory.
Features:
Slim, lightweight and compact design for portability.
4200mAh built-in battery provides your iPhone X up to one more charge when needed.
Top/bottom slide-in design for better security and easy installation.
Qi-enabled, supports universal wireless charging.
Power LED Indicator - Will indicate the level of power your battery case is currently charged.
Doubles your iPhone battery power to keep you going throughout the day, essential for traveling, camping and business trips.
Covered buttons for easy access to all ports, switches and buttons.

Specifications:
Capacity: 4200mAh Li-Polymer Rechargeable Battery
Product Dimensions (LWH): 2.8 inches x 0.61 inches x 6.3 inches
Weight = 3.63 ounces (103 grams)
Input (micro USB): DC 5V-1.5A
Input (wireless): DC 5V-1.2A
Output Voltage: 5.0±0.25V/1.5A
Compatibility: iPhone X (5.8-inch)
Standard micro USB cable (can be used for data transfer for iOS and PC compatible devices such as Macbooks and Laptops to sync music and files to iTunes).
UL Certified Battery: highest certification for batteries to ensure the safety of our customers (note: using aftermarket USB cables and/or using USB chargers that supply more power than the input of this product can cause extreme heat generation, explosion, or fire... as is the case with any electronic product).
FCC, CE and RoHS: meets all consumer regulatory requirements in the United States and the European Union.

Package Contents:
1x battery case
1x micro USB cable
1x tempered glass screen protector (not edge to edge)
1x user manual

Satisfaction Guaranteed: We offer a LIFETIME hassle-free warranty to ensure long-lasting coverage, power and protection!