Convex probe UST-9130 Linear probe UST-567 Micro convex probe UST-9133 Foot switch Operation check * Main unit probe reading failure (however, mode confirmation is possible) Confirmation mode (B/M/Color/Power/PW/eFlow) * Exterior with discoloration, scratches, cracks * Without side cover * Caster with scraped * Without 2 caster covers * Convex probe with handle and connector discolored * Linear probe probe with discoloration on handle and connector, surface scratches * Micro-convex probe with discoloration on the handle and connector, surface gaps, corner cracks, and cord damaged * Foot switch with scratches