1. Model:ZTG-6P/FS-B6 2. Adapt to CHINT ADF FS-B2,FS-B4,FS-B4a,FS-B6 resistance: yes. & Weight: PA/PP, 0.518kgs 5. Viewing area: 96*46mm (3.79”*1.81”) 6. UV/IR protection: up to shade DIN 15 at all time 7. Light state: shade DIN 4 8. Variable shade: from DIN 9 to DIN 13 9. Power supply: solar cells, two lithium batteries be changed, with on/off switch 10. Low battery show: on 11. Power on/off: fully automatic 12. Switching time: a) Light to dark: 1/25,000s b) Dark to light: 0.2s~1s potentiometer adjust c) Sensitivity: potentiometer adjust, adapt to TIG MIG : blue/red 14. Anti-jamming:yes : 340mm*220mm*190mm methods: a)4 pcs of helmets packed in one carton( normal). N/G weight: 2.256/5.143KGS Size of carton: 540*534*316mm b)10 pcs of helmets packed in one carton( economical). N/G weight: 5.64/10.72KGS Size of carton: 742*534*290mm c)20 pcs of helmets packed in one carton (economical). N/G weig