Communication: bluetooth
Type: Single Handgrip  
Package: Yes
Feature 1: Fast hand adjustment.
Feature 2: Upper, lower, left and right direction fine-tuning.
Feature 3: Horizontal/vertical video conversion
Charging Voltage:: 5V
Charging current:: 1A
Working Voltage:: 3.4-4.2V
Battery type:: 3.7V 2200mAh
Battery life:: about 4H