The main difference is in the CRI or Color Rendering Index. It is a measure of how accurately a light source illuminates objects' true colors. With higher CRI, your camera captures your subjects colors and contrasts accurately.
THE LED 400U
Here's a great and durable LED light with a good Color Rendering Index (CRI) of 90! Easy to operate with LCD screen and battery indicator (batteries sold separately). Power adapter is included so you can use it via power outlet.
EASY TO ADJUST LIGHT COLOR AND POWER
To adjust the brightness and color temperature, simply turn the dials via the control panel at the back. If you wish, you can also use the remote (sold separately) to control the settings on the led light.
Also comes with carrying bag for portability and easier transport.
Led Bulb :640pcs
Voltage :15V-18V (4A-5A )
Color temperature :3200-5500K±100K
Power supply : Power supply: 2pcs 7.4V NP750 Battery (sold separately), Power outlet (adapter included)
*Led400U Led Light
*Padded storage bag