10 W SMD5050 LED chips for DIY projects. Operate at 3–3.6 V with a typical lifetime of 50,000 hours. Light output ranges from about 1,000 to 1,999 lm with a 120° beam and cool white color temperature around 5,500–7,000 K. Built with Cree chips and annular shape; power tolerance ±1%. Multiple safety certifications included.