... -20°C~40°CLifetime: ≥100,000hrsBeam angle: 90°Installation: Convenient and efficient, push-in type .Certificate:CE, RoHS & ETL approved, with ... a solid connection correctly in order to avoid short-circuit damage to components and trigger fires.3,Installed in a well-ventilated ... , check to confirm wiring is correct, check the no short-circuit, and then power!6,In case of failures, do not maintenance ...