... .65GMaterialABSPackage100pcs/CTN, G.W.: 15kgFunction InstructionChronograph-1/100 second in the 1st 30 minutes, after that, in 1 second, up to ... , Shenzhen Resee Technology Co., Ltd. is an enterprise engaged in the research, development, manufacture of professional chronometer products. We are equipped ... goes smoothly.4. Customer OEM & ODM service solution. transparent stopwatch (PC-2008)