Conductivity: 0-9990us / cm, TDS:0-9999ppm. 1/2PCS Water Testing Pen. -5 minutes automatic shutdown. Save power and extend battery life. -Accuracy: ± 2%. -Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures.
eBay
About This Item: .
eBay
🧪💧2-in-1 Digital PH & TDS Water Tester Kit | 0.01 Accuracy | LCD Display | Aquarium, Drinking Water, Hydroponics, Pools 🌊🌿. 📱Multifunction Use : Ideal for aquariums, labs, pools, spas, drinking water, hydroponics, etc.
eBay
Mini TDS Pen Design: Portable, lightweight, and compact for on-the-go water testing. Widely Used: Ideal for testing in professional and personal settings, including aquariums, hydroponics, pools, and drinking water systems.
eBay
Ideal for any aquarium, the fishing industry, swimming pools, spa. school laboratories, food & beverage, drinking water etc. readings are quickly display on a large lcd display.
eBay
Wide pH Range (0.00 – 14.00) – Suitable for testingdrinking water ,tap water ,aquariums ,hydroponics ,pools ,spas, and more. Gardening & hydroponics. Aquarium care. Pool & spa maintenance. LCD Display with Backlight – Clear digital screen for easy reading, even in low light conditions.
eBay
RANGE : 0-9990 ppm. Used to test the purity of the water quality of the filter. ACCURACY : +/- 2%.
eBay
Digital Water Quality Test Pen EC TDS Tester Meter Water Hardness Purity Test
eBay