Type: Water Quality Testing Pen
Material: ABS
Scope of Application: For swimming pools and spas, hydroponics, aquariums, aquaculture, etc.
Built in Battery: LR44 x 3 450mAh
Bluetooth: 5.2
Accuracy: ±0.05PH
Working Temperature: 0.1-60 (℃)
How to Use:
Connected and start to use at power on.
packing list:
1 x Water Quality Testing Pen
5 x Calibration Powder
1 x Manual