1/4 screw 
Power: <0. 4w
Battery capacity: 3.7v 2000mah 7.4wh
Horizontal rotation angle: 230 degrees
Vertical rotation angle: 60 degrees
Horizontal rotation speed: 2.5 rpm
Vertical rotation speed: 1.5 rpm
Maximum load: 260 grams ~ 0.5 pounds 
Remote control distance: 15-20 meters outdoors
Size: 97mm(length)*92mm(width)*102mm(height)