【300W Powerful Video Light】 FS300B Continuous Light features high efficiency COB LEDs for exceptional brightness with a 300W output and up to 44500Lux/1m (4400K, with the reflector). This portable spotlight is 9.45x7.68x5.12in and weighs 4.85lb, with a 180° tilt stand mount adapter. Ideal key & soft lighting equipment kit for portrait photos, camera photography, interviews, videography podcast, YouTube/TikTok films, video recording, filming, live streaming, and studio photoshoot 【Bi Color with Precise PWM Dimming】 This COB light features advanced PWM dimming, allowing stepless brightness adjustment from 0% to 100% in 1% increments with four dimming curves: exponential, logarithmic, S curve, and linear, to meet all requirements for accurate lighting adjustment. With CRI97+/TLCI97+ for high color fidelity, 2700K-6500K for warm to cool lighting, plus -50 to +50 GM adjustment for precise color calibration. 12 built in special effects enhance creativity in photos & videos 【Infinity App & 2.4G Wireless Control】 The NEEWER APP supports group control and OTA firmware updates. It also provides Light Source, Source Match, CTO/B, FX Music, and other functions for advanced lighting control. The built in 2.4G system supports group control of different models (including SL90, RGB1, RGB C80, RGB 1200, MS60C, MC60B, MS150B, BH30S, and CB60B) in 00-99 channels. When all lights are set to the same channel, controlling one light changes all others at once 【Standard Bowens Mount & Quiet Fan】 The included reflector with a scale pattern interior can evenly distribute the light source, as content creator essential gear, influencer must have photography accessories. The Bowens mount is compatible with softboxes, snoots, beauty dishes, etc. The socket allows an umbrella and a reflector to be mounted at once. A silent cooling fan can auto reduce heat based on the actual operating temperature for overheating protection without noise disturbance 【Dual Power Supply with Cable Lock】 The light can be powered by the power adapter and power cord for continuous running. The XLR power input is designed with a cable lock that prevents the cable from loosening, as so to ensure constant and reliable illumination. The light can also run on a V mount battery (16.8V or 26V, sold separately) for convenient and cordless lighting