... -CE standard,3.High power factor (PF larger than 99%), low THD less than 10%.4,No noise, no lficker ... , low work temperature, low power consumption,5, Long lifetime, longer than 8000hours, energy saving ... .53030x25x258W63038x25x2514W8.53064x25x2521W103094x25x2528W11.530124x25x2535W1330133x25x25 SDT1-T5 Electrical Light fixture with aluminum cover (new)28w