Features 1、A reliable switching power supply with high quality material, durable and safe in use. 2、A new style switching power supply that can maintain voltage stability. 3、Great switching power supply for household appliances. 4、Universal AC input / full range, cooling by outdoor convection. 5、Burning test at full load. Specification Features: A reliable switching power supply with high quality material, durable and safe in use. A new style switching power supply that can maintain voltage stability. Great switching power supply for household appliances. Universal AC input / full range, cooling by outdoor convection. Burning test at full load. Specification: Output: 12V, 30A Protections: overload / overvoltage / short circuit Material: Metal Weight: 695g / 24.5oz (approx.) Package list: 1 * Power supply Connection: L, N: AC power input GND: DC power output "-" V: DC power output "+" Special note: This "NO" power supply unit comes with installation instructions, wiring cable, on / off switch, or screws. The professional installation of a qualified electrician is highly recommended. Package List