We mount 15 pcs of 95Wp flexible solar cells on the roof. Total power app 1,4 kWp. The cells are connected to a 50A 24V MPPT charge controller with data logger. The solar cells are glued to the roof with 3 in series and 5 series in parallel. Total surface needed is 5.320 x 2.300 mm. The system is 2 cm heigh. When a sim-card is installed in the logger, the system can be monitored from distance. With 1000 hours of sunshine per year the system will deliver app. 1400 kWh per year