ARyee 20W Led Dual Head Timing Grow Lamp, 40 LED Chips with Red/Blue Spectrum for Indoor Plants, Adjustable Gooseneck, 3/9/12H Timer,9 Dimmable Levels

The Function of the Red Light and the Blue Light BLUE LIGHT influences the formation of chlorophyll , enabling the plant to intake more energy . Plants that receive plenty of blue light grow with strong , healthy stems and leaves . This process is called photomor -phogenesis RED LIGHT contributes to the optimal development . it's essential to a plant's early life for seed germination , root growth , and bulb development . It also makes the plant yield better results when flowering INSTRUCTIONS 1.Press the power button to turn ON/OFF 2.Press the circulation button to adjust the brightness (9 levels) 3.Press the switch button to select red light,blue light or red&blue light 4.Press the timing button to set timers. Red means timer of 3 hours, blue 9 hours,red&blue 12 hours. 5.Please let the lamp rest for a few minutes after lighting for 5 hours. You can fill light 1-3 times a day 6.Stronger metal clip is convenient to help you install it any place you want 7. You can use USB connector to plug into a wall outlet or an USB interface.(USB adapter is offered) How to Set The Timer 1. A short press to enter the 3H timing function,the indicator light flashes once in 5 seconds 2.Short press two times to enter the 9H timing function,the indicator light flashes two times in 5 seconds 3.Short press three times to enter the12H timing function,the indicator light flashes three times in 5 seconds 4. Short press four times to cancel the timing function WARM TIPS: This is A ONE-WAY TIMER,user can set it up to turn off automatically after 3H/9H/12H, but have to turn it on manually every day. Would be better to keep the distance between the light and plant about 70cm. Generally this grow light should be turned on for 5 hours one time, 2 times every day. Give plants enough water and rest time in the dark?they need rest too. Keep the lamp away from rain and snow Around 450 nm