Description: UNI-T UTP305D Precision Variable Adjustable DC Power Supply Digital Regulated Switching Power Supply For Laboratory Features: 1. Adjustable DC regulated power supply. 2. Compact design, lightweight and portable. 3. Over-current protection and short-circuit protection. 3. It has high accuracy and reliability. 4. An ideal replacement for the old one. 5. Designed for scientific research, product development, laboratories, universities, mobile computer repair and electronics production line etc. Specifictions: 1. Power voltage: AC 110V\/220V ±10% 50HZ\/60HZ 2. Output Current: 5A 3. Power Effection: CV 1 x 10-4 + 3mV; CC 2*10-4 + 3mV 4. Load Effection: CV 1 x 10-4 + 2mV; CC ≤5mA 5. Ripple and Notice: 0.3mV(Effective Value)≤5A(0.5mA) 6. Operating Temperature: 0-40', RH≤85% 7. Storage Temperature: -10-80'C, RH≤80% 8. Dimensions: (8.66 x 3.94 x 6.10)" \/ (22 x 10 x 15.5)cm (L x W x H) 9. Color: White 10. Weight: 139.34 oz \/ 3950 g 11. Brand: UNI-T 12. Model: UTP305D 13. Plug Type: US Standard Package Includes: 1 x DC Power Supply 1 x Power line 1 x Insurance tube 1 x Manual Details pictures: