Brand ZnDiy-BRY Model LM2587 Quantity 1 Piece Color Red Material Plastic English Manual / Spec No Other Features Module properties: No-isolated atomatically voltage step up and step down; Input voltage: 3~35V; Output voltage: 1.2~30V (continuously adjustable); Output current: 2A; Input current: 3.5A (MAX); Output power: Natural cooling18W(output voltage >10V) 24W with heat sink Output Ripple: 20M Bandwidth (Just for reference) input 10-14V output 12V 0.2A 50mV (Max); Operating temperature: Industrial grade (-40'C to +85'C ) (ambient temperature exceeds 40 degrees lower power use or to enhance heat dissipation); Full load temperature rise: 45'C; No load current:typical 10mA (10-14V to 12V); Load regulation: +/-1%; Voltage regulation: +/-0.5%; Dymanic response speed: 5% 200uS; Short circuit protection: Yes (10 seconds); Input Reverse Polarity Protection: None (if required in the input string into the diode); Installation: two pcs 3mm screws; Wiring way: welding add pin can be welded directly in PCB Certification No Packing List 1 x Voltage regulator module