5 in 1 Chlorine Meter PH/CL2/H2/ORP/Temperature Meter Water Quality Tester for Pools Drinking Water Aquarium Aquaculture

Battery Included : No High-concerned chemical : None Is Smart Device : No Model Number : water quality testing pen With Backlight Or Not : Yes Display Type : DIGITAL Brand Name : JUANJUAN Origin : Mainland China Certification : CE Model: : 2 in 1, 3 in 1, 4 in 1, 5 in 1(Optional) Electric cell: : 3*1.5V(LR44) (Not included) Display mode: : Liquid crystaldigital display Waterproof class: : IP65 Water quality tester : PH Meter