Description [Elastic extension cord for extended distances for a variety of environmental measurements, cable length 2000mm. [With probe slot, when not in use, the probe can be inserted into the instrument, which is convenient to carry. [Quick measurement of PH, keep the pool or spa within a safe PH range. [The recommended chlorine content for swimming pools and spas is 1.2 to 1.7 ppm. The recommended pH for swimming pool and spa is 7.2 to 7.8. [If there are any problems, please contact our store in time. Warranty not applicable for this product Specifications: Item: 2 in 1 PH and CL2 Detector Main Material: ABS Main Color: White Battery: 1* AA Battery(not Included) Size: 180*125mm, Handle Probe Length: 150mm Package Size: 20*15*7cm Package Weight: 260g Gift Box Package Note: * There could be some deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding. Packing List: 1* 2 in 1 PH and CL2 Detector