Settings - pH range: pH 3~8; Humidity: 1~8; pH Accuracy: 0.3; Resolution: 0.2ph; Size: 160*50mm/6.3*2in. Product Features -This soil plant moisture meter has a reliable waterproof metal electrode and trouble-free long-term durability. Wide application -Very suitable for vineyards, orchards, field production, care growers, lawn care, gardens, fast pH and planting moisture references. Product Safety -This soil pH meter has strict quality and safety certification. Compact for indoor and outdoor use -You can use the soil pH tester to know when to water, adjust pH or change lighting for your flowers, plants indoors and outdoors. Specifications : Model: VT-05 PH: 3~8 PH Humidity: 1~8 PH Accuracy: 0.3 Resolution: 0.2ph Operating Temperature: 5~50C (41~122f) Size: 160*50mm/6.3*2in Weight: about 139g/4.9oz Package List: 1 x VT-05 Soil pH Meter