Specification (3600mAh battery case)

• Capacity: 3600mAh Li-Polymer Rechargeable Battery 
  Output Voltage: 5.0V 
  Output Current:1.8A 
  Input Voltage: 5.0V 
  Input Current:1.8A 
  Weight:86g/3oz 
  Dimensions:148x75x15mm/5.8x2.95x0.6inch

Specification (6000mAh battery case)

• Battery Type: Grade A+ Polymer Li-ion battery 
  Input: DC 5 V -1.8 A ( MAX ) 
  Output: DC 5 V -1.8 A ( MAX ) 
  Battery Capacity: 6000 mAh

Features

• 1.Build-in magnetic metal, works great with magnetic car phone mount holder, provided more convenience while you driving. 
  2.LED Power Indicator tell you what the level of your battery case power is. Integrated button allows you to choose when to charge for when you need it most. Know before you go. 
  3.Slim, lightweight and compact design for portability, make your Phone special style. 
  4.Perfect cutouts allow access to all cameras, speaker, microphone, headphone and charging port. 
  5.Integrated circuit design, effectively avoid shorting circuit or overcharge even under extreme conditions of wrong operating, which can effectively protect your phone. 
  6.Automatically stops charging when device battery reaches 100% to avoid overheating and save you juice. 
  7.ChargeCable: Use your iPhone X original lightning cable to charge the battery (the cable not include).

Package

• 1 x For iPhone Battery Case 6000mAh/3600mAh(as chosen)