Features:  Portable Size&Easy to Carry: This mechanical watch timegrapher has portable size and you can put it into your worktable easily or carry it with you to share with your friends and families.  Large Display Screen: This mechanical watch timegrapher has a large display screen for you to see the data more clearly, give you a better using experience.  Mulit-function Tool: This tool can test rate deviation, amplitude, polarization, lift angle, cycle for you.  Easy to Operate: This mechanical watch timegrapher is easy to operate, there are six different directions can be adjust by rotating according to your needs.  Preferred Material: The base is made of aluminium alloy material and has the characteristics of strong corrosion resistance.    Specifications:  Material: plastics+aluminium alloy  Plug: AU Plug  Voltage: 100-240V  Rate deviation measuring: ±999s/d  Accuracy: 1.0s/d  Amplitude measuring: 100°~360°  Polarization: 0-9.9ms  Measuring direction: 1-6  Package size: 235 * 210 * 195mm / 9.3 * 8.3 * 7.7in  Package weight: 1200g / 2.6lb    Packing list:  1 * Mechanical Watch Timegrapher with Base  1 * Plug