This DC Power Supply features a very high quality variable 0-15V and current 0-1A. Comes with high reliability, low noise and circuit overload protection, it's an excellent useful tool for cell phone and various communication equipment maintenance. High precision and good technique to protect the product safety and reliability. As a single output precision DC power unit, DC power supply offers output voltage and current that are continuously adjustable within the rated range. Sensitive with sound and light alarm can be excluded from a short circuit after the resumption of output automatically in one seconds.<br><p><strong>Specification:</strong></p><ul><li>Operating Conditions Specifications:</li><li>Weight: 4.3 lbs</li><li>Supply Voltage: AC 110V</li><li>Frequency: 60Hz</li><li>Working Temperature: -10 degrees Celsius ~ 40 degrees Celsius</li><li>Relative Humidity: less than 90 percent</li><li>Storage Conditions: -20 degrees Celsius ~ 80 degrees Celsius</li><li>Relative Humidity: less than 80 percent</li><li></li><li>Stable Voltage Specifications:</li><li>Output Voltage: 0-15V,0-1A</li><li>Voltage Stability: less than or equal to 0.01 percent + 2mV</li><li>Load Stability: less than or equal to 0.01 percent + 2mV</li><li>Ripple Noise: less than or equal to 1 MVRMS(RMS)</li><li>Temperature Coefficient: less than or equal to 300PPM/ degrees Celsius</li><li></li><li>Notices:</li><li>AC Input must be 110V</li><li>Ventilation: Radiator at the rear of the equipment should Not be Blocked out</li><li>Please don't use it in the environmental temperature exceeds 45 degrees Celsius</li><li>Please read the user's manual before use</li></ul><p><strong>Package Content:</strong></p><ul><li>1x 15V 1A DC Power Supply Regulated Digital Precision Variable Test Equipment Phone</li><li>1x Multimeter Test Lead Wire (pair)</li><li>1x Multimeter Probe Cable</li><li>1x Manual</li></ul>