Size: Overall length 258 x Overall width 230 x Overall height 101mm, Weight: 1.8kg (including gear case). Reduction method (reduction ratio): Reverse rotation gear reduction (upper blade 1:18.8/lower blade 1:13.5). Recommended brush cutter engine: Displacement 23cc or more. Please check your country’s voltage before order. Because most of country’s voltage is higher than 100V. To :US, Asia , Australia, Canada.