3 DOF Palletizing Robotic Arm 3-Axis Robot DIY 3D Printer with 180° MG996R Servo for Robotic Education

Specifications:
Material: Aluminum Alloy
Tube: Silicone
Color: Silver
Weight: About 775g
MG996R Servo
(180°)
Product Size: 40.7*19.7*42.9mm
Product Pull: 15kg/cm(6V)
Weight: 55g
Working Speed: 0.17sec/60 degrees (4.8V no load)
Working Speed: 0.13sec/60 degrees (6.0V no load)
Stall Torque: 9 kg/cm (180.5 oz-in) at 4.8V
Stall Torque: 12 kg/cm (208.3 ounce-inch) at 6V
Working Voltage: 4.8-7.2V
Gear: Metal gear
Colour: Black
Connector Cord: heavy duty, 11.81" (300mm)
Three Lines of Servo Connector: 
Yellow-signal 
Red-positive (+)
Brown-negative (-)
Features:
This is a 3-axis palletizing mechanical arm with 3pcs metal steering gear and 2 pcs model airplane small steering gears. This robot is added suction kit arm which can easily help to such thing.
Note: Shipped in bulk! Without batteries! 
Manual:

Package included:
1x 3 DOF Palletizing Robotic Arm
1x MG996r Servo