... and LCD. Solar Helmet of security equipment. 1.Model of security equipment:EH-226/EF9242.2. Fire resistanc ... batteries be changed.10. Switching time of security equipment:a) Light to dark: 1/25,000s.b ... EF9040,EF9242,EF9646,EF9848.14.Colour of security equipment: blue,green,silver,black,yellow,red,spay- ... to customer’s choices.15. Dimension of security equipment: 340mm*240mm*220mm.16. Warranty: 2 year ...