levels temperature and light intensity of both indoor and outdoor plants works with smart phone. can you see how your plants are doing. lithium ion technology has come a long way. no more electrical cords outside cleaning up aft mowing the lawn. black and decker has 60-volt lithiattery for mower now. tucker: how long will that last? clayton: i tested the yard trimmer o you will get well over an hour. multle power selections. you don t want to go all the way up light debris. yard collision or heavy leaves wa to jack it up to 6. you get full power that lasts for a very long time. tucker: my measure is can it stop a cocker spaniel. clayton: tucker s hair. same power. 36 volts of power lithium battery rhargeable. no more cords getting caught up. alisyn: clean up the studio?