The rechargeable ORP meter is professional and perfect tool for testing your water level. Suitable for aquarium pool and environment water.

Features:
Use to measure the amount of Oxidation Reduction Potential (ORP) level.
Easy to read and accurately measuring ORP.
Clear LCD with backlight.
Apply in water sources， aquarium， hydroponics， spas， swimming pools and other water systems.
Mini small size， easy to carry with.
Simple operation， strong and durable， economical and practical.
Equipped with standard BNC electrode composite. 
Very convenient that to change electrode in the world， complete with various industry test needs.

Specifications:
Range: -1999mV ~ 1999mV
Resolution: 1mV
Accuracy: ±5mV 
Operating Temperature: 0℃ ~ 50℃ (32°F ~ 122°F)
Battery: DC 6V
Charging Time: 4h
Color: White
Material: ABS
Item Size: Approx. 14 * 6.8 * 2.5cm / 5.5 * 2.7 * 1.0in
Item Weight: Approx. 116.3g / 4.1oz (ORP Meter Body)
Package Size: Approx. 21 * 10.4 * 5cm / 8.3 * 4.1 * 1.9in
Package Weight: Approx. 295g / 10.4oz

Package List:
1 * ORP Meter 
1 * User Manual
1 * Mini Screwdriver
1 * ORP Electrode
1 * AC-DC Adapter