... 12. adopt with high efficiency, low power wastage, stabilize PWM chip can reach energy efficiency and pro-environment 13. constant ... output current, low ripple. ensure the LED make use of security, stability ,improve LED lighting effect ,reduce optical decay 14. ... More adapter, power adapter, power supply, charger, battery charger, Led charger ,mobile charger, please don't hesitatet tocontact us. 100 ...