You even have a silver-coloured button in the middle to show the unit on and off and control temperatures. For this kind of an excellent pen, you would expect it to get heavier than other pens as a result of glass cartridge and also the metal battery by itself. https://30-mg-mdma52615.hazeronwiki.com/7099206/the_smart_trick_of_rove_510_cart_that_nobody_is_discussing