... kg/lb convertible,LCD display, portable indicator,Capacity: 1MT, 2MT, 3MT, 5MT, 10MT, 20MT, 30MT,50MT 1. Wireless crane scale, ... refresh rate: 5 times/sec9. Continual operating 50 hours10. Wireless transmission distance: no less than 200 meters when unobstacled11. Built ... -in micro-printer12. LCD display, portable indicator13. Capacity: 1MT, 2MT, 3MT, 5MT, ...