... sodium, metal halide lamp. Electrical Insulation Grade: Class 1. Street lightSize:7-12mPower:2× 250WMaterial and features:Light body ... high pressure sodium, metal halide lamp.Electrical Insulation Class: Class 1.Lamps installed Aperture: Φ 60mmApplications:Roads, highways, bridges, ports, ... SourceLED Light, Sodium LampPower SupplyDCApplicationSquare, High Way, Garden 1*250W street lights