Module properties: No-isolation module; Input voltage: DC 9~15V; Output voltage: DC 5V; Rated output current: 5A; Built-in over-current protection: Yes; Short circuit protection: Yes; Over temperature protection: Yes; Under-voltage protection: Yes; No-load current: 15 mA (5V input 24V output measured); Automatically return to normal output after short circuit faults remove! Output power: 25W (5V, 5 A output); Working temperature: -40~85'C; Load regulation: +/-1%; Voltage regulation: +/-0.5%; Dynamic response speed: 5% 200uS; Indicator: yes, output power light; Connection way: input and output terminals.