Chlorine Dispenser P05345,P03821:for hot tub spa and Higher Performance: it is easy to set the dispenser for worry-free balanced delivery. Easy to install:attach this P05345,P03821 Chlorine Dispenser system to the wall of your swimming pool and put the right chemicals in, just adjust the flow of release then you get the exact right concentration to keep your pool water clean and healthy. Applicable Scenarios:it can be used in hot tub spa and Color: White Material: PC Package Contents: 1 x Chlorine Dispenser Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin