High Accuracy Easy Read Large Display for Home Freezer Cooler Use 1PCS Refrigerator Temperature Monitor

Description:Refrigerator Set, Mercury-Free Battery-Free High Accuracy Temperature Gauge for Reliable Cold Storage Temperature Monitoring to Keep Stored Food &; Medicines SafeFeatures:1. Non-Toxic Mercury-Free Structure: Adopts food-safe kerosene as temperature sensing medium, contains no harmful mercury, eliminates risk of food or environment contamination even if the product is broken, guarantees safe use around edible items.2. Zero-Power Mechanical Operation: Made of high-impact ABS outer shell with precision mechanical sensing (dial type) and glass capillary (strip type) measuring structure, works without any battery or power supply, saves recurring battery replacement costs and never fails due to power outage.3. High Precision Wide-Range Measurement: Equipped with factory-calibrated sensing components, supports measuring range from -30℃ to 40℃ (dial model) and -40℃ to 50℃ (strip model) with ±1℃ maximum error, accurately tracks temperature of fresh-keeping, freezing and quick-freezing zones, effectively prevents food spoilage and medicine deterioration.4. Tool-Free Easy Installation: Comes with food-grade PVC suction cup and detachable hanging buckle, can be directly adsorbed on refrigerator inner wall or hung on shelf without adhesive, drilling or extra tools, causes no damage to refrigerator surface and allows flexible position adjustment.5. Clear User-Friendly Reading Design: Features scratch-proof waterproof PC dial panel with large font and color-coded temperature zone marks (fresh keeping, freezing, quick freezing, high temperature warning), enables quick clear reading at a glance, suitable for users of all ages including the elderly.Specifications:Category: Refrigerator , Cold Storage Temperature MonitorMaterial: Impact-resistant ABS shell, scratch-resistant PC dial, food-safe kerosene sensing medium, PVC suction cupColor:As the picture showSize:As the picture show(1inch = 2.54cm)Application: Household refrigerators, supermarket cold storage cabinets, pharmaceutical cold storage, portable coolersQuantity : 1 Pieces