Ph, 80 ph hdrotester new! the ph, 80 is an economically priced, Reliable ph meter well-suited for for testing uses including hydroponics & gardening, Pools & spas, Aquariums & water ionizers, Reef tanks, Drinking water and more. Features, Measures ph and temperature. One, Touch automatic digital calibration. Water resistant. Simultaneous temperature lightweight design, Display. Sleek. Ample LCD panel. Automatic temperature compensation atc . Auto, Off function, Data, Hold function and lowbattery indicator. Includes storage solution in a sponge embedded. In a translucent cap. Factory calibrated the ph, 80 meter is factory calibration to ph 7. 0. The meter can easily and quickly be recalibrated with digital calibration to ph 4. 0, 7. 0 or 10. 0 using the meter s simple onetouch process. Includes a cap, Batteries, Storage solution and ph 7. 0 buffer. Specification ph range 0, 14temperature range 1, 80 ??c, 33, 176 ??fresolution 0. 1 ph, Temperature resolution is 0. 1 ??c/faccurac, /, 0. 2 ph, Temperature accuracy is, /, 2%calibration digital automatic calibration one point electrode glass sensor and reference tube electrodeshousing water resistantpower source 3 x 1. 5v button cell batteries model 357a, Included dimensions 15. 3 x 3. 2 x 1. 8 cm 6. 0 x 1. 3 x 0. 7 inches weight 53. 9 g 1. 9 oz note for ozners of the ph, 80 your ph, 80 is shipped with the sponge in the cap dr. Prior pour a, To use small amount of storage solution from the mlar packet into the sponge so that the sponge is moist not dripping wet . Put the cap back on and allow to soak for 15 minutes standing upright prior to use. Additional electrode storage solution is available for purchase.