1. Product name: LED plug-in digital tube 2. Dimension 8: 0.25-3 inches 3. Number of 8: 1-6 digits 4. Reverse current: <10uA 5. Light colour: red light, orange light, yellow light, yellow-green light, pure green light, blue light 6. working life: ≥30000HS Working temperature: -25°C-+85℃ Storage temperature: -35℃-+85°C