The product can accurate testing the purity of the water quality at home. It is simple to use， just single click， you can know the quality of water， convenient to use at home.

Features：
Accurate testing the purity of the water quality at home.
Simple to use， just single click， you can know the quality of water， convenient to use at home.
Can test 3 kinds of impurities.
Can test purity of the water quality at any time.
Waterproof design， lower power procesor.

Specifications:
Brand: Xiaomi
Color: White
Battery: 2 * AG13
Material: PC
Waterproof: IPX6
Item size: Approx. 15 * 1.6 * 1.6cm / 1.3 * 0.6 * 0.3in (L * W * H)
Item weight: Approx. 3g / 0.1oz
Package size: Approx. 17 * 5 * 2cm / 5.1 * 2.6 * 0.8in (L * W * H)
Package weight: Approx. 88g / 0.98oz

Package list:
1 * TDS Detection Pen
2 * AG13