QT-WT01 Underwater Button Temperature Data loggerQT-WT01 Underwater Bu

QT-WT01 underwater button temperature data logger is an accurate, small-sized and easy-to-use device. It can be placed underwater as deep as 30 meters to monitor long-term temperature changes in the water. QT-WT01 underwater button temperature data logger Technical parameters MODEL B101 Temperature measurement range -40~+85℃ Temperature measurement accuracy ±0.6℃（-15~+65℃） Depth 30m Storage Capacity 8000 sets of data Protection grade IP56 Material Stainless steel Battery Built-in, about 10 years of life Size 28 mm x 25.4 mm