... Output voltage: DC27-39.5V Certification: CE Power: 12W 1W*(9-12) 350mA LED power supply 1.Be of overcurrent protection, short- circuit ... change with the changes in input voltage, environmental temperature and working time.3. No noise, with low power, low heat emission and ... .5.Compact shell design, small and delicate, convenient and flexible in installation and use.6.The shells all adopt the PC ...