The device was launched on the first try ... and the mowing result looks good. Unfortunately, the controls are displayed in reverse in the picture here and also on the big pictures on the packaging, (tightening rope left ?? throttle right ??) which complicates the assembly. Only the very indistinct Cartoons in the instructions are correct. Why Amazon SAE 30 oil as a useful and often ordered accessories and identifies and offers, although expressly 10 W 40 is required is either surprising or very bad and illegal gimmick. A regular customer less.