Product Information： Use environment: fish tank glass Battery life: one year Measurement accuracy: 1% Measuring range: -45℃-80℃ Size: 7*1.5cm Weight: 0.015KG Tip: Don’t throw into the water, put it in the fish tank Size Information： Packing List：  

Product category: whistle material: metal Applicable objects: All dog breeds Product name: Ultrasonic adjustable dog flute Product material: stainless steel