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Apera Instruments GroStar GS4 5-in-1 pH/EC/PPM/Temp Combo Pen
4.9 (150 items)
Limited Time SaleUntil the end
17
51
22
$48.36 cheaper than the new price!!
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New $80.60
Product details
| Management number | 232563407 | Release Date | 2026/06/21 | List Price | $32.24 | Model Number | 232563407 | ||
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| Category | |||||||||
Lab grade instruments designed specifically for growers!
The GS4 5-in-1 Combo Pen includes: pH 7 & pH 4 calibration solution (50ml bottle each), 2.77 EC (50ml bottle) and KCL storage solution (10ml bottle), lanyard and user manual
- Measures pH, conductivity (EC and 500ppm/700ppm) and temperature (5-in-1)
- Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance
- Easy-to-use design and fast calibration adjustment
- Double junction replaceable probe, so you don't have to discard the entire pen when the probe reaches its end of life
- Large 3-color backlit screen gives you clear information
- Durable structure, IP67 waterproof
- Powered by AAA batteries with auto off function
- Automatic temperature compensation
- 2-year warranty on pen, 1-year warranty on probe
- Compatible with all Apera GroStar probes
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