Nitecore UGP4 double USB charger for GoPro HERO3 HERO4

The UGP4 is the latest innovation from Nitecore that is a USB powered Li-ion battery charger designed for GoPro HERO3 / HERO3 + and HERO4 compatible batteries. It is compact, fully automated with clear digital display of detail charging status and can charge batteries and devices simultaneously.

Features:
High definition LCD displays real time charging status
Automatically stop charging when complete
Reverse polarity protection
Apply the proper charging current and voltage based on the battery type and capacity.
USB output port to charge your mobile phones or tablets
Prioritize either the battery charger or USB output port based on your selection.
Selects charging current based on battery capacity
Rear USB cable winder that keeps your charger compact and organized
Ultra-safe with optimal heat dissipation and fire retardant materials
Environmentally friendly - Certified by RoHS, CE, FCC and CEC

Specifications:
Compatible with: GoPro AHDBT-201/ GoPro AHDBT-301/ GoPro AHDBT-401
Input Voltage: USB DC 5V
Output Voltage: 4.2V ±1% / 4.35V ±1% / 5V
Input Current: >1A
Output Current: 800mA*2, USB 1500mA*1
Input/Output Port: USB
Dimensions: 3.30 inch x 1.77 inch x 1.06 inch
Weight: 1.95oz / 55g
Content in package: UGP4 Digital charger (No batteries included)