In Mint condition unused
Hands-free DC focusing for precise focusing with the minimum of vibration.
Dual speed push-button operation (fast & slow).
Can be used with the following telescopes: Evostar models 90/102/120/150, Startravel models 80/102/120/150, Skyliner models 150/200/250/300 & Explorer models 150/200/250/300.
Note: If your telescope's focuser does not have removable focus knobs this product will not be suitable.
Requires a 9v battery for operation, not supplied.