Bestlight On-Camera Video Lights Kit,Includes:BLPad-22 112-LED LED Video Light+2200mAh Battery Replacement for NP-F550/570+Battery Charger for Canon Nikon Sony Pentax Olympus DSLR Cameras High brightness 45w output power+4800lm Adjust brightness: 1-100% / 1% 25% 50% 75% 100% 2 options power supply: plug in or battery powered. Compatible battery: 2pcs of NF series battery. (NOT INCLUDED) Bi color LED video light panel: color temperature can be adjusted from 3000k to 5800k by 100k. LCD display shows brightness, color temperature and battery information in real time, which make operation easier.