Easy Instant Read 2.8 inches high resolution screen, instant display result, large display with backlight, easy and clear reading in sun or night. The LCD screen intuitively displays the light transmission rate, temperature, oil type and status prompts (e. g. warning symbols), without professional interpretation.
Three Years WarrantyFor any quality problems. If AS503 has any defect, we will provide new replacement or solutions for our customers until satisfaction without delay, and provides lifetime technical support. For any ne, you are warmly welcomed to contact us and we will get back to you ASAP within 24 hours.