Solar street lights comprise of photovoltaic cells which absorb the solar energy during day time .The photo voltaic cell convert solar energy into electrical energy, which is stored in battery , at the night time the lamp start automatically and it consume battery energy.It consist of led or compact fluorescent lamp (cfl) lamp as light source, rechargeable smf/tubular battery for storage, solar photovoltaic module for charging battery, suitable electronics for proper charging and discharging of batteries and mounting system (pole). We have mnre approved model in solar led/cfl based street lights. Features : excellent for remote villages Automatic dusk to dawn operation Perfect design, easy one time installation Low maintainance /fit and forget device Overcharge / undercharge and all other necessary protections Highly economocal and reliable