... B15, B22, GU10, G9.Could test different lamps with different bases. LED Spectroradiometers Features:1. Input voltage: AC100V-250V. The input voltage is ... and requirements can be cutomized 9. 2 years replacement warranty. DIAφ0.5m,φ1.0m,φ1.5m,φ2.0m,φ3.0mOther sizes can be designed ... smooth, longer life and more accurate than normal 0.5cm ,1m,1.2m.1.5m.2m diameter Lumen tester sphere,different diameter ...