ITEM NAME:2 Pcs 1.2-37V 1.5A Positive LM317T TO22 Package Voltage Regulator A6C7 2 Pcs 1.2-37V 1.5A Positive LM317T TO22 Package Voltage Regulator A6C7 A voltage regulator is an electrical regulator designed to automatically maintain a constant voltage level Voltage Regulator as a universal and important part in electrical circuit safety, Protect such as TV. It will regular the high voltage in electric circuit, keep the voltage in a fixed level. Thermal overload and short circuit protection. Product Name : Voltage Regulator Output Voltage : 1.2-37V Output Current : 1.5A Total Size : 29 x 10 x 4.5mm/ 1.14" x 0.39" x 0.18" (L*W*H) Color : Black&Silver Tone Material : Metal, Plastic Weight : 5g Package : 2 x Voltage Regulator Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.