Description If you are looking for an aquarium water temperature measuring tool with reliable and reasonable price, I will tell you that our product will be your best choice. It adopts good material, so you can keep it for a long time. Features -Color:Green -Material:ABS -Size:4.50X3.50X1.50cm/1.77X1.38X0.59in -Temperature range:0-99℃/210.2℉ -Precision:±0.1℃/32.18℉ -The lifetime : about 2 years. -Battery:1 x button-battery(3V not involved). -It is made of good material, fine workmanship ensure the practicality and durability. -With high-definition digital display screen, give you a different visual experience. -It is compact and practical, and won't take up too much space. -Simple and practical design, easy to operate and use, suitable for home use. -High durability and not easy to deform. Fine workmanship and good texture ensure practicality. It is made of good material, fine workmanship ensure the practicality and durability. With high-definition digital display screen, give you a different visual experience. It is compact and practical, and won't take up too much space. Simple and practical design, easy to operate and use, suitable for home use. High durability and not easy to deform. Fine workmanship and good texture ensure practicality.