Disassembled 6½-watt LED light bulb (470lm) manufactured by NEDIS BV. Intermediate-quality product for 7.30€. There were found out next properties during examination: *Advantages: ** cosφ=0,6423 ** construction is fixed by fasteners - it is easy to repair it ** very low level of flickering *Disadvantages: ** powerful diodes SMD_5630 are installed very close to each other and small heat sink is arounded by plastic body - lifetime is reduced and this device is extremely fire hazard