Oxygen Pen spl_hrg Watering: It can serve as

Watering: It can serve as a convenient watering tool for plants

rear access door

basements and kitchens

Mykos Drops are an easy and efficient means of applying beneficial microbes to any garden

shore flies

Oxygen Pen spl_hrg Watering: It can serve asThis pen style meter reads oxygen (O2) level and air temperature, and is easily portable and designed for simple one hand operation. Reads oxygen in air for environmental studies, IAQ, bio technology (for oxygen incubators and anaerobic cultivators), food storage and refrigeration, and testing fire alarm and fuel cell systems. The fast, highly reliable, galvanic oxygen sensor is unaffected by acidic gases such as CO2. Simultaneously displays O2