1.KEMA,CE,ENEC,EMC Aprroved 2.50000 Hours 3.0.99 Power Factor 4.Preheat,preheat time(0.4-2.0S) KEMA EMC CE Electronic Ballast T8 1X18WFeatures1. Energy efficient CELMA A22.Robust design for 50,000 hours life time, and over 10,000 on/off switches3. High power factor 0.98 with THD <10%4. Preheat, preheat time(0.4S-2.0S)5. Automatic shut down in case lamp failure6. Automatic restart after lamp ...