Product information:
Upgrade your aquarium maintenance with the Bluetooth 7-in-1 Digital Water Quality Testing Pen — the ultimate tool for keeping your tank’s conditions perfect. Designed for saltwater and freshwater aquariums, this smart tester connects via Bluetooth to display instant, accurate readings right from your phone.

Monitor salinity, TDS (total dissolved solids), EC (electrical conductivity), pH, temperature, and more with a single, compact device. Perfect for reef hobbyists, marine breeders, and anyone serious about stable, healthy aquarium environments.

Features:

• 7-in-1 Multi-Function Measurement: Reads salinity, TDS, EC, pH, temperature, and more

• Bluetooth Connectivity: Sync with your smartphone for easy tracking and logs

• Wide Range Accuracy: 0.01–25.00% salinity, 0–9999 ppm, 10.01–100.0 ppt

• Instant Display: Backlit LCD screen with temperature and salinity readings

• Perfect for: Reef tanks, marine aquariums, freshwater setups, and aquaculture systems

• 3 x 1.5v  LR44 battery 

Keep your fish, corals, and invertebrates thriving with consistent, accurate water readings — because balance means life in every drop.

Detection pen X1pcs