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The pen ORP meter is professional and ideal tool for testing ORP and temperature of your water level. Suitable for aquarium pool and environment water.

Features:
Use to measure the amount of Oxidation Reduction Potential (ORP) level and temperature (°C/ °F).
Double functions, measuring ORP and temperature.
Clear LCD display with backlight.
Apply in water sources, aquarium, hydroponics, spas, swimming pools and other water systems.
Waterproof IP65 and replaceable sensor probe.
Auto shut off.
Compact and portable pen-type design.
Easy to use and provides instant display of results.

Specifications:
Range: -1999mV ～ 1999mV
Temperature Range: -50℃ ～ 70℃(-58℉ ～ 158℉)
Resolution: 1mV; 0.11℃(0.2℉)
Accuracy: ±5mV; ±1℃(±2℉)
Operating Temperature: 0℃ ～ 50℃ (32°F ～ 122°F)
Battery: 4×1.5V(AG-13) Button Cell Battery (not included)
Color: Yellow
Material: ABS
Item Size: 14.7 * 2.7 * 1.8cm / 5.8 * 1.1 * 0.7in
Item Weight: 74.5g / 2.6oz
Package Size: 21 * 10.4 * 5cm / 8.3 * 4.1 * 1.9in
Package Weight: 157g / 5.5oz

Package List:
1 * ORP Meter (Battery is not included)
1 * User Manual
1 * Mini Screwdriver