Quantum: Quantum vandal resistant luminaire is a hooded, circular light fitting. IP65 and rated to IK16 (150 joules of energy) ensuring a high level of impact resistance. Die cast aluminium body with opal polycarbonate diffuser held against gasket by tamperproof screws. Electronic control gear on removable tray for ease of repair/upgrade with fused plug and socket connector block. Tested to operate in ambient temperatures of up to 50°C and with efficacies of >78 lm/W. Flexible options for installation include surface or semi-recessed versions. Suitable for wall mounting and finished in titanium polyester powder coat. Colour Temperature:4000K CRI:>80 LED Lifetime L70B10>100,000h at 25oC ambient. Driver Lifetime up to 100,000h at 25oC ambient.