Features:Optimization of the circuit matching design,optimize the performance of the electrical design of the tube, high performance, long life.Energy saving system higher luminous efficiency and better.No stroboscopic, protect your eyesight.No noise, provide a more comfortable environment.36W T8 ballas.Input Voltage: AC 220VPower:36WSize: Length: 21cm( 8.27in) ,Wide: 3cm( 1.18in)Quantity: 1PC Note:Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank youPackage Contents:(Without retail package)1PC x Electronic Ballasts Our products are made with the splendid quality materials and are designed to provide you with the best possible user experience.