Automatic infrared induction counter conveyor belt laser counting device. Counting range: 0-99999 (five digits). Single Infrared probe: 10-70cm. Double Infrared probe: 0-5m. Single Laser probe: 0-50cm. Double Laser probe: 0-20m. Working temperature: 0- 50? Insulation resistance: = 300mO. With power cut memory function. Unused/unopened merchandise will be fully credited. All emails will be answered within 24 hours.