NEEWER 2-Pack Aluminum Alloy Camera Slider Support Arm App/Remote Control Built-in Battery Type: 2 Pieces

Built-in Battery Type: 2 Pieces 4000mAh Li-ion Battery

1 x NW-040 Dynamic Microphone

and 1/4-inch and 3/8-inch screw holes

Adjustable Tripod Legs- The 4-section legs with twist locks can extend from 23

NEEWER 2-Pack Aluminum Alloy Camera Slider Support Arm App/Remote Control Built-in Battery Type: 2 PiecesFeatures Stable Support Use these two support arms with your slider on a single tripod to increase stabilityno need for a second tripod. Attach to camera sliders with bottom 1 4 threaded hole. Easy to Carry Small enough to fit in a tripod bag, the support arm is easy to take on the go. Extendable Arm With a maximum load of 7kg 15. 5lb, the support arm has an adjustment knob to help you quickly adjust the length and securely lock the arm during