18650 rechargeable battery*4, 2200mAh, 3.7V (please pay attention to installation of batteries)
Battery charging via USB port on gimbal is not supported. Please use the charger provided for charging batteries. 

There are two kinds of quick release plate together in one. Bottom mounting plate is compatible with Manfrotto PL501, Upper quick release plate is compatible with ARCA quick release system, which can be removed from the gimbal together with the camera, and fast switch between two popular quick release systems without re-assembling and re-balancing the camera. 

Unlock the motor：Please remember to unlock the motor before mounting the camera and turning it on.
Tighten the camera: Tighten the camera with 1/4 inch screw on upper quick release plate, slightly insert upper quick plate on bottom mounting plate, the auto-lock will automatically move back to fix the upper quick release plate, mount it on bottom mounting plate, and fix the mounting plate with safety lock. Fix hot shoe at upper side of the camera with fixing frame of tilt axis to get two-way fixation. (make hot shoe less tight to make a convenience of moving camera slightly back and forth and tighten it until tilt axis is balanced).
Extension support applies to those with relatively higher heights, like Canon 5D/ 1DX series.
Note:
① Please place the motor on the right side when putting the lens forward;
② Please mount the lens support frame when the lens is longer than mounting plate.
Balance: Step by step to adjust vertical and horizontal direction of tilt axis, roll axis and pan axis. The standard of balance: camera can stay there no matter where you point it to without holding by hand (tilt axis should be perfectly balanced). 

Power on & off: long press the function button, the display will show “FY” and release it when you hear the beep tone.

Pan follow：The roll and tilt direction are fixed, and the camera moves according to the left-right movements of user's hand.
Follow mode：The roll direction is fixed, and camera moves according to the left-right movements, up-down movements of user's hand.
Lock mode：The orientation of the camera is fixed.
All Follow Mode：All three axis of gimbal follows the movements of user's hand.

Main interface：Show some working state, change working mode and operation.

Main display shows different camera modes, status of functions, including WiFi, Bluetooth, Battery, Working Modes, Zoom & Follow Focus & the axis controlled by Multifunction Knob.

Note: Icon in grey means the option is not available.

Swipe to left Once & Twice：adjust the parameters of camera when Wifi connection between gimbal and camera is done, including ISO, Exposure Compensation, Scenes, ect,.

★ Mode Button
Single tap: switch between Pan Mode /Lock Mode.
★ Joystick
1 Control gimbal and turn left/right/up/down
2 Adjust parameters of Rotation Time & Scroll Setting
★ Camera Button
1 When WIFI of camera is connected with gimbal, single tap camera button to take photo
2 When shutter release cable is attached to both camera and gimbal, single tap camera button to have camera take photo.
Please refer controllable camera listing to take photo. ★ Video Button
1 When WIFI of camera is connected with gimbal, single tap camera button to control the recording.
2 When shutter release cable is attached to both camera and gimbal, single tap camera button to control the recording.
Please refer controllable camera listing to control the recording.
★ Power Button
Long Press: power on & off
★ Trigger Button
Long Press and hold: Enter Follow Mode, back to previous mode after loose it.
You can set up this operation to Lock mode, follow mode, sport mode with APP
Double Tap: Reset gimbal, three axis return to initial level, and gimbal works in Pan Mode.
★ Function Button
Single tap function button on the main interface to lock/unlock Touch screen.
When other interfaces are activated, single tap function button to go back to the main interface.
★ Multi-function Knob
Long Press: switch between gimbal control and camera control
Single Tap:

    1) when gimbal control is activated, single tap to switch among Pan Control / Roll Control / Tilt Control
    2) when camera control is activated, and WiFi of camera is connected, single tap to switch
between Zoom and Follow Focus options (They are available to those cameras which provide support). Besides, when a external follow focus unit is connected, its rotation could be controlled.

There are nine extended ports in single handle AK4500(basic version)
One 1/4 thread hole on the top of sliding arm of tilt axis for installation of extension support or other accessories.

One 1/4 thread hole behind tilt motor.

USB port and 3.5mm round hole Under mounting plate to connect and control camera

Each USB Port at the back and in front of mounting plate to connect external AFK II.

1/4 thread hole at the left and right side of pan motor to extension support other accessories, such as monitor, Mic and so forth.

1/4 thread hole at the bottom of the handle to mount Tripod or other accessories.