***** **********Best Quality Guranteed. *****Easy to
Collimate Your Telescope: Make it easier to collimate your 1.25 '' and 2'' reflector telescope, no longer boring and save your time.
***** 1.25 inch Fit: Can fit into 1.25" focusers or diagonals, comes with removable 2" adapter.
*****7 brightness levels: Red laser collimation beam with 7 brightness levels*****Metal
Body: Make it more durable and long-term use.
*****Battery: Requires 1 CR2032 battery.