No manuals,No calibration,No accessories 30days warranty,5 DAYS R.O.R无手册，无校准，无附件30天保修，5天R.O.R5 DAYS R.O.R 5天R.O.R
No manuals,No calibration,No accessories 30days warranty,5 DAYS R.O.R.
无说明书，无校准，无配件30天保修，5天退货
