Neewer Feiyu Tech G3 G4 3-Axis Handheld Gimbal Charging Cable for Gopro Hero 3 3+ 4 Keep your Gopro 3 3+ 4 cameras powered when you use a G3 G4 3-axis handheld gimbal. Make your G3 G4 Gimbal an extra power for your digital video camera / camcorder Perfect Fit: Compact, heat-resistant, stainless steel connector heads slot in easily but securely.