Fangrui Product Details Wide 9v To 55v Operating Input Range With Protection 3x Output Voltage Options, 5.2v, 8v Or 12v. Default 5.2v. Synchronous Switching Step-down (buck) Regulator With Typical Efficiencies Of To Supports Continuous Output Current Of Up To 5a, Current Of 9a. Output Ripple 30mv (vin=50v, Output 5.2v @ 5a),60mv (vin=50v, Output 12v @ 5a) Standby Current: 5-10ma No Reverse-input Voltage Protection Thermal Shutdown Output Short-circuit Tolerant (2 Seconds) Overcurrent Protection Self-recovery Dropout Voltage:2v (input Equal 14v Is Required For Stable 12v Output) Pins Distance:3.81mm Weight:5g Due To Different Product Batches, The Appearance , Which Does Not Affect The Use. Colour:blue Material:composite Materials Size:35x24x5.5mm Package Contents: 1 * Bec12s-pro Module Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection 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 +/-