【Specification】 Material: PE Color: White+Blue 5-Inch Size: Height →132mm, Top Diameter→125mm, Bottom Diameter →45mm 8-Inch Size: Height →183.5mm, Top Diameter→176mm, Bottom Diameter →85mm 【Features】 ● The lid can be twisted and locked closely ● Made of PE material, which is sturdy and durable ● Built-in thermometer reads temps in both ℉ and ℃ ● Dispenser accepts 1.5” and 3” chlorine tablets with storage for up to five tabs at once ● Widely used in ground pools, massage bathtub, hot tubs, above ground pools, and spas. 【Package included】 1 X Floating Chemical Dispenser(The tablets not included) Instruction is not included. Any questions, please contact us immediately for solution. Hope a nice day! 【Notice】 - Please allow slight dimension difference due to manual measurement. - Please consider the actual sizes in the listing as the pictures are generally enlarged to show detail. - Due to different producing batches, product details might be a little different. If you minding the difference, please buy it carefully. - Due to the light and screen difference, the item's color may be slightly different from the pictures. Thanks for your understanding.