Specifications:
Item Model Number: C21GL-GE26
Wattage: 10W/20W/30W/40W
Voltage: AC 120V 60Hz
Replacement Wattage: 75W/150W/225W/300W Incandescent Bulb
Beam Angle: 60°
Product Size:W62mm*H84mm
Weight: 1.05lb/1.74lb/2.43lb/3.12lb
PPFD: 97.91/195.82/587.46/783.28 μmol/s/㎡@1ft
Special Features: full spectrum
Warranty: 5 years
Package Included:
1* Adjustable Multi-Head Clip-on LED Grow Light
(Replaceable Grow Bulbs Are Included)
FAQs:
Q1: What is the length of the gooseneck?
A1: 20 IN
Q2: Is the grow bulb included?
A2: Yes, 2 grow bulbs are included
Q3: How long is the power plug cord?
A3: 6 FT
Q4: Does it has an on/off switch?
A4: Yes
Q5: Do the replacement bulbs need to be from the same company? or can it take any standard E26/27 bulb?
A5: It's suggested to use SANSI Grow bulb to offer the best performance of the grow light for indoor plants
Notice:
PLEASE DO NOT TOUCH THE BULB when it's working.
If you want to adjust the direction of the light, you can hold the base of the gooseneck, or adjust it when the power is off.
Comparison Table For Different Models:

Links To:
10W Adjustable 1-Head Clip-on Grow Light (US ONLY) >>
20W Adjustable 2-Head Clip-on Grow Light (US ONLY) >>
30W Adjustable 3-Head Clip-on Grow Light (US ONLY) >>
40W Adjustable 4-Head Clip-on Grow Light (US ONLY) >>