... 4.energy-saving, long lifespan solar street light, price of solar street light, solar LED street light, solar LED ... electrodeless lamp, sodium lamp, 20-100w optional3. Accumulator Battery: Free of maintenance, special solar battery. 40-400AH optional4. Controller: Mini ... alloy enclosure, covered by Strengthened Glass9. Bolt/nut is made of stainless steel (outside part)10. Protection Grade: IP65. 11 ...