... heat protection system, the constant current driver can work under unstable voltageSpecial circuit design,each LED can work separately thus it ... kgs)5kgs5kgs5kgs5kgs5kgs5kgsCarton weight/5pcs (kgs)27kgs27kgs27kgs27kgs27kgs27kgsCertificationCE,RoHS,FCCCE,RoHS,FCCCE,RoHS,FCCCE,RoHS,FCCCE,RoHS,FCCCE,RoHS,FCCWarranty3years3years3years3years3years3yearsApplications Hotels Conference / Meeting rooms ...