Specifications:

GP780 Ratings:
Operating Voltage:DC 4.5~7V
Current Consumption:<80mA @ 4.8V
Angular Detection Speed:500 degrees/sec
Operating Humidity:0℃~65℃
RoHS certification.
Operating Humidity:0%~95%
Size:26x25x11mm
Weight:14g

DS650 Ratings:
Stall torque:4.0kg.cm(4.8V)
5.0kg.cm(6.0V)
Motion speed:0.058sec/60°(4.8V)
0.048sec/60°(6.0V)
Rating voltage:DC 4.8-6V
Temperature range:-20°C~+60°C
Dimension:40.3×20.1x36mm
Weight:56g
1520μs standard band