This product is in good stock and is available for dispatch in our normal delivery timescales.
Order in the next 19hrs 42mins for delivery on Friday, 22 September
These economical single axis (R.A.) DC motor drives are designed to compensate for the earth's rotation. Their rotation speed matches the earth's rotation rate for stars to appear stationary in telescope eyepieces. With the 9-volt alkaline battery (included) installed, it lasts up to 40 hours. More