Dear,customers,our products don't included the battary,because if the product with battery, the customs will not pass, so the product not include the battery, hope you can understand, thank you.

PH:Power source: 2 x 1.5 V(LR44 Button Cell)

EC:Supply voltage:CR2032 battery, DC3V; 230mAh.

PH Meter

Features:

Easy to Use: Simply immerse the pH meter electrode in the solution to be tested, readings are quickly display on a large lcd display

Wide Application: Ideal instrument for any aquarium, the fishing industry, swimming pools, spa, school laboratories, food & beverage, drinking water etc.

Auto Calibrated:Features in-built calibration with 2 buffer powders(included).Just press a button to finish the calibration. This pH meter is factory calibrated. Users can use it directly.

Fast and Accurate Results: No need to work with those annoying color charts and test strips.Resolution: 0.01 pH, Accuracy: ±0.01 pH

Compact Portable Design: Pocket fitting pH meter that's also lightweight and compact. Total concealed fit in your bag or pocket for easy, casual carrying.

Specification

Accuracy: 0.01

Resolution: 0.01

Operating Temperature: 0~60°C

Measuring Range: 0.00~14.00

Package included:

1*Meter

2*Calibration Powders

1*Instruction Manual

EC Meter

Specification

Package list

1*TDS Meter

1*Carrying case

1*User's manual

Tips:Please read the manual carefully before using the TDS meter!!!

Battery :CR 2032 (not include )

TDS Meter

Total Dissolved Solides (TDS) are the total weight of all solids (minetals, salts, or matals) that are dissolved in a given volume of water, expressed in milligrams perliter (mg/L), or in parts per million (PPM).

Specification

• Item Type: TDS Water Meter

• Material: Plastic

• Measurement Range: 0-9999 ppm

• Accuracy: +/-2%

• Temperature Range: 0-50 celsius

• Battery: 2xLR44 batteries, 1.5V(NOT Included )

• Size: 155x31x23 mm