... 7 Ah, LED indication light. Power Supply EA-38, ups function, output voltage can be adjustable with indication light, and perform stableDimensions ... Voltage: 12V DC (11v -14v adj ) Output Current: 3A Output Power: 36W Time Relay: 0-10sec. Output Contact: GND/12V+/NO ... /NC/GND/PUSH/UPS Suitable For: Access Control ,door phone system Special Design: double face, PC board , pure copper transformer, steel ...