Specifications: Model the: GP6266A power :3-5 * 1W Input voltage: AC100-240V output voltage: 9-18V Output Current: 300mA ± 5% Efficiency: ≥ 68% PF: ≥ 0.6 adapter base: GU10, E27 lamp Cup power Size: 58 * 30 * 22mm range of applications: wall wash lights, Spotlights. Features: This product is a high-voltage power supply, AC100-245V power supply range. 2, constant current chip design, constant current, high precision, stable performance. 3, work with the shield will not interfere with the use of other electrical motors. Product has output short circuit, overcurrent protection function, can effectively protect the security and lasting stability of the LED lamp beads. 5, power supply volume is small, easy to install, suitable for all kinds of T8/T10 fluorescent tube lamps. 6, strict quality control and factory 100% aging test. 7, in accordance with CE & RoHS requirements. Note: During the installation process, do not force squeezing or pulling power at both ends of the input and output wires, in order to avoid adverse. 2 Do not input and output termination contrary, in order to avoid the bad LED and power. Installation Do not power met lamp metal shell, may come into contact with local isolation required insulation material.