PRODUCT DESCRIPTION:

What do you get when the best gets even better? Kobalt’s robust lineup of second-generation 80V battery-operated yard tools boast bigger batteries to help tackle even tougher jobs. You don’t slow down, and neither do we. Larger batteries mean longer runtimes, even more power and a host of technological and design upgrades that deliver unmatched performance. No matter what your list includes, our exceptional new line helps you master it. Kobalt 80-volt cordless string trimmer provides the power you need with up to 60 minutes runtime on a fully charged 2.5 Ah battery (battery and charger included) Adjustable cutting width lets you select either 14-in or 16-in for quicker cutting Brushless motor delivers more power and torque to help cut through the thickest of grasses Easy-to-use rapid reload head feeds additional line with just a tap Comes with premium 0.08-in line on the spool, along with an extra spool of 0.095-in line Battery on-board indicator helps you monitor remaining battery charge Hi/lo speed selection allows for greater control, giving you the right amount of power for the right circumstance 2.5 Ah battery and charger included

KEY FEATURES:
- Kobalt 80-volt cordless string trimmer provides the power you need with up to 60 minutes runtime on a fully charged 2.5 Ah battery (battery and charger included)
- Adjustable cutting width lets you select either 14-in or 16-in for quicker cutting
- Brushless motor delivers more power and torque to help cut through the thickest of grasses
- Easy-to-use rapid reload head feeds additional line with just a tap
- Comes with premium 0.08-in line on the spool, along with an extra spool of 0.095-in line

https://www.amazon.com/Kobalt-Baretool-Straight-Cordless-Generation/dp/B07MCW2B8R?th=1roduct Description
...
https://www.youtube.com/watch?v=g_GAHF3wPJ8