Everwell TD-300 Digital Pocket Thermometer ? HVAC Accuracy on the Go The Everwell TD-300 is a compact and reliable digital thermometer designed for fast and accurate readings in HVAC and refrigeration systems. With its sleek pen-style design, quick response time, and stainless steel probe, it's the ideal tool for technicians who need precise results in the field. Key Features: ?Temperature Range: ?50F to 392F (?50C to 200C) Wide measurement range suitable for a variety of heating and cooling systems. ?Display: Choose between C or F Flexible display options depending on your preference or region. ?Response Time: Under 5 seconds Provides nearly instant temperature readings for quick diagnostics. ?Probe: 5? (12.7 cm) stainless steel Long and durable probe, ideal for use in liquids, ducts, or hard-to-reach places. ?Dial Size: 1-1/4? (3.18 cm) Large, easy-to-read dial helps you check temperatures quickly and clearly. ?On/Off Switch: Helps conserve battery and avoid accidental activation. ?Design: Slim and lightweight with pocket clip Convenient to carry and access during service calls. ?Power: LR44 battery included Ready to use right out of the box. Perfect for: HVAC and refrigeration technicians, food safety checks, and any professional who needs quick, portable temperature monitoring.