Mechanical rangefinder wheel is a suitable for long distance measuring tool, widely used in agricultural harvest area measurement, the scene of the traffic measurement, ordinary building, family, yard measure, paved roads, sports venues, garden curved road measurement, power supply poling, flowers and trees planted in the measurement, can also be applied to projects such as walking field count is worth counting measuring wheel, using high and new technology, give humanized design, durable and convenient, lightweight design of the field operation personnel is very convenient to carry and greatly reduces the fatigue of work. Telescopic handle: Aluminum alloy telescopic handle,with the fuction of locking length,and make the pole into minimum volume for easy carry Stand: Stainless steel stand,stability and reliability ,for easy use Technical parameters Max measuring range 99999.9m Diameter of wheel 318mm Accuracy ??0.5, Premium quality: It adopt TPR material, wear-resisting, anti-deformation and durable to use, The mechanical dial plate will add when moving forward and subtract when reversing. A great helper for workers,