【Newest Full Spectrum】 Plant lamp contains 80 PCS LEDs (52 red pieces and 28 blue pieces). The spectrum of 630-660nm and 400-470nm is the most effective spectrum to support photosynthesis of plants in seedlings. Growth light promotes photosynthesis, germination, flowering and fruit formation. 【upgraded version with 4 heads】 The 4 heads grow light has a flexible 360 ​​degree swivel gooseneck, offers a much greater range than the shorter LED lights on the market, and meets the requirements of plants multi-layered. With the non-slip gripper, they are sturdy enough to maintain their position and perfectly cover the plants. 【Auto Turn On/Off &Timing Function】 Our 40w plant heat lamp is help to plant growth with an automatic timing function and a USB plug (comes with AC adapter).Plug is UK standard.4/8/12 hours timer setting options according to plant needs, set up once and it will turn on/off automatically every day. Such as, if you press the button (4H), grow lights will keep working for 4 hours and then turn off automatically every day. 【3 light modes and 10 dimming options】 Indoor grow light includes red light, white light and warm white light, you can choose 3 color modes (white light, red + warm white light and mixed light ) and 10 dimming options ranging from 10% to 100%, which effectively supplemented the lack of natural sunlight and promoted plant growth in the vegetative or flowering stages. 【Multiple uses】Our plant lamp is suitable for indoor plant seedlings, potted plants, leaf cuttings, greenhouse vegetables, etc., a best gift for your cute plants in winter.