LW-K305D 30V 5A Adjustable DC Voltage Regulators Switch Power Supply laboratory Mini DC Power Supply 0.1V 0.01A Digital Display  LW-K305D 30V 5A Power Supply Adjustable Switching Regulated DC Power Supply For Mobile Phone Repair Laboratory Power Supply 110V-240V EU US Plug Features: 1. High-precision LED digital display, intuitive and clear. 2. Intelligent fan, excellent heat dissipation, effectively extending fan life and reducing noise. 3. Using advanced technology, it effectively reduces the weight of the power supply and facilitates power supply movement. 4. Multiple protection functions, over current protection (OCP), over temperature protection (OTP), over power protection (OPP). 5. Plastic panel, more beautiful. Application: 1. Charge the battery. 2. Car DVD, car audio. 3. Product aging, such as resistors, capacitors, relays, DC motors, LEDs, etc. 4. Laboratory, factory, maintenance power supply. 5. Everything else needs a DC regulated power supply. Model LW-K305D The line voltage 200-240VAC, 50Hz-60Hz Output voltage range 0-30V Output current range 0-5A Voltage display accuracy: ±0.5% Current display accuracy: ±0.5% Efficiency: >85% Voltage adjustment Load adjustment (10-100%): 50mV Line Voltage Adjustment (200-240VAC): 20mV Ripple and Noise (P-P): 50mV Current adjustment Load regulation (10-100%): 20mA Line voltage adjustment (200-240VAC): 20mA Ripple and Noise (P-P): 20mA Other Operating Environment: -10°C to +60°C/ 30%RH to 90% RH Body size: 7(W) x 16(H) x 22(D)cm Package Size: 12(W) x 21(H) x 28(D)cm