1.Welding tool by CE,ANSI Z87.1. 2.Electro-optical technology of ... .High-definition visual effect and LCD. 1. Model Of welding tool:EH-228/EF9242.2. Fire resistanc: yes.3. Material & Weight ... , two lithium batteries be changed.10. Switching time of welding tool:a) Light to dark: 1/25,000s.b) Dark to ... -paint according to customer’s choices.15. Dimension of welding tool: 360mm*240mm*220mm.