{"product_id":"grostar-gs4-ph-ec-500ppm-700ppm-temp-5-in-1-combo-pen","title":"GroStar GS4 pH\/EC\/500ppm\/700ppm\/Temp (5-in-1) Combo Pen","description":"\u003cp\u003eAI21040 – GroStar GS4 pH\/EC\/500ppm\/700ppm \u0026amp; Temp (5-in-1) Combo Pen\u003c\/p\u003e\n\u003cp\u003eLab grade instruments designed specifically for growers!\u003c\/p\u003e\n\u003cp\u003eIncludes: \u003cbr\u003e• 2-year warranty (instrument)\u003cbr\u003e• 1-year warranty (probe)\u003cbr\u003e• pH 7 \u0026amp; pH4 calibration solution (50ml bottle each)\u003cbr\u003e• 2.77 EC calibration solution (50ml bottle)\u003cbr\u003e• KCL storage solution (10ml bottle)\u003cbr\u003e• Lanyard and user manual\u003c\/p\u003e\n\u003cp\u003eFeatures:\u003cbr\u003e• Measures pH, conductivity (EC and 500ppm\/700ppm) and temperature (5-in-1)\u003cbr\u003e• Compatible with all GroStar replacement probes: pH, Soil pH, EC and PH\/EC Combo\u003cbr\u003e• Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance\u003cbr\u003e• Easy-to-use design and fast calibration adjustment\u003cbr\u003e• Double junction replaceable probe, so you don’t have to discard the entire pen when the probe reaches its end of life\u003cbr\u003e• Large 3-color backlit screen gives you clear information\u003cbr\u003e• Durable structure, IP67 waterproof rating\u003cbr\u003e• Powered by AAA batteries with auto off function\u003cbr\u003e• Automatic temperature compensation \u003c\/p\u003e","brand":"GroStar","offers":[{"title":"Default Title","offer_id":50478161756416,"sku":"AI21040","price":120.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/AI21040-AI21040_1.jpg?v=1790639639","url":"https:\/\/megagrowmart.com\/products\/grostar-gs4-ph-ec-500ppm-700ppm-temp-5-in-1-combo-pen","provider":"Mega Grow Mart","version":"1.0","type":"link"}