磁性中國政區地形拼圖Magnetic China Map Puzzle,SC,42*29cm

Features a unique trip planning functionality which adds and subtracts distance, works with any map scale up to 1: 1,000,000 and measures in either miles or kilometres. Includes a ‘Time to Go’ calculator with countdown timer, smart wheel setting function. Comes with a detachable lanyard and belt clip, shock resistant and weatherproof.