Rentechno designed and installed Street solar light RT-AL Standart with LEd lamp. Later this model was upgraded and its technical parameters have been improved. This model provides a luminous flux of 4200 lm, a guaranteed long-term work at least 12 hours in any geographical point of Ukraine. Luminous efficacy of 140 lm/W. Especially solar lantern is that its design was developed from scratch with all the features and modes of operation. Also on the basis of the model developed an entire line of solar lanterns, which differ in design and specifications, and cost. With the current model of LED street lamp series RT-AL Standart can be found in the office of Rentechno.