... toughened glass with high light transmission, high temperature resistance, anti-glare, water-proof and horizontal installed; class of insulation: grade ... first grade ,cover anti-corrosion:class second , Ingress protection:IP663Lamp pole6-7M high,steel,with hot ... maintenance-free, deep recycles lead-acid storage battery with high performance7Working tome10 hr/d: 6 H full-energy ...