For Nikon batteries EN-EL14 & EN-EL15
 
Top-up charge - new mAh reading shows how much capacity has been added during charging
300 mAh = approximately 100-150 photos
High-end LCD display with improved visibility
Battery health check
Charges one or two batteries simultaneously
Intelligent fast IC charge control
Supplied with interchangeable UK, Euro and US plugs
12V Car lead included
Integrated 2.4A USB charger
AA tray charges 4 AA batteries simultaneously**
Supplied with required battery plates