Features:24V truck bus converter， transformers， converters， rectifiers， voltage regulators， automotive DC converter， 24V switch to 12V， suitable for a variety of small electrical equipment!Module Properties: Module using LM2596SRectification: synchronous rectificationInput voltage: 12V-30VOutput voltage: 12VLow pressure: 0.2VRated power: 20WRated Current: 1.5AConversion efficiency: up to 96%Soft Start time: about 500mSOutput ripple: 50mV (MAX) 20M-bandwidthOperating temperature: Industrial grade (-40 ℃ to +75 ℃) (ambient temperature exceeds 40 degrees， lower power use， or to enhance heat dissipation)Full load temperature rise: 50 ℃Load regulation: ± 1%Voltage regulation: ± 2%Dynamic response speed: 5% 200uSPackage Include:1 x 24V AC/DC to 12V Power Converter Adapter for CCTV Camera Security Car truck