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Solidtek Bilingual Farsi English Black USB Wired Computer Keyboard

FEATURES: low drift NDIR CO2 sensor, Auto day/night detection, big LCD display with real time value, Monitoring & Controlling CO2 value in Greenhouse....
APPLICATION: 1. Greenhouse - highly accurate digital CO2 controller measures the carbon dioxide level in the grow room and automatically turns off the....
Sensor 124 x 33 x 26 mm with 4.5 meter long cable.
CHART DISPLAY: adjustable time scale (week/day/hour/min/auto), Auto Max. /Min. Recall, Target zone indicator.
ACCURACY LEVEL: CO2 below 3000ppm ±50ppm or ±5% of reading, whichever is greater / CO2 above 3000ppm ±7% of reading.

...s| Recommended Monthly Volume: 1500 - 8500 pages| Display Diagonal Size: 4.3| Color Support: Color| Display Features: Touch screen| Connection Availability: Yes| Interface: USB 2.0, Gigabit LAN, USB 2.0 host| AirPrint Enabled: Yes| Standard Memory: 2000 MB| Max Supported Memory: 6000 MB| Max Copying Speed: Up to 35 ppm (mono) / up to 35 ppm (color).
Automatic Duplexing: Yes| Max Printing Resolution: Up to 1200 x 1200 dpi (mono) / up to 1200 x 1200 dpi (color)| Max Printing Resolution Class: Up to 1200 x 1200 dpi (mono) / up to 1200 x 1200 dpi (color)| Max Printing Speed: Up to 35 ppm (mono) / up to 35 ppm (color)| Image Enhancement Technology: 4800CQ| Automatic Duplexing: Yes| First Print Out Time B/W: 8.5 sec| First Print Out Time Color: 8.5 sec| Color Management Features: Mopria| Automatic Duplexing: Yes| Compatibility: Super G3.
Max Transmission Speed: 33.6 Kbps| Original Type: Sheets| Document Feeder Capacity: 50 sheets| Supported Media Type: Transparencies, envelopes, plain paper, labels, card stock| Supported Media Sizes: Letter A Size (8.5 in x 11 in), Legal (8.5 in x 14 in), Executive (7.25 in x 10.5 in), A4 (8.25 in x 11.7 in), A5 (5.83 in x 8.25 in), A6 (4.13 in x 5.83 in), Folio (8.5 in x 13 in), JIS B5 (7.17 in x 10.12 in), Oficio (8.5 in x....

FEATURES: low drift NDIR CO2 sensor, Auto day/night detection, big LCD display with real time value, Monitoring & Controlling CO2 value in Greenhouse....
APPLICATION: 1. Greenhouse - highly accurate digital CO2 controller measures the carbon dioxide level in the grow room and automatically turns off the....
Sensor 124 x 33 x 26 mm with 4.5 meter long cable.
CHART DISPLAY: adjustable time scale (week/day/hour/min/auto), Auto Max. /Min. Recall, Target zone indicator.
ACCURACY LEVEL: CO2 below 3000ppm ±50ppm or ±5% of reading, whichever is greater / CO2 above 3000ppm ±7% of reading.

Test calcium (Ca) and magnesium (Mg) level in water. Suitable for brackish water and seawater with the salinity higher than 5 part per thousand (ppt)..
For freshwater and marine aquarium and aquaculture, pond water, ground water, drinking water.
Ca range from 0 – 800 part per million (ppm) with the resolution of 40 ppm per drop. Mg range from 0 – 1725 ppm with the resolution of 50 ppm per drop..
Easy to use, accurate, fast test, economic.

ACCURATE AND RELIABLE: CO low-level alarm at 9ppm & 25ppm alarms, 9-month runtime with battery-powered..
FAST ALARMS: Alarms at >10ppm @ 60 secs, compared to home CO detectors. 10-24ppm: Alarm Level I,shows real-time CO concentration and red light flashe.
25-49ppm: Alarm Level II, shows real-time CO concentration.
≥50ppm: Alarm Level III, shows real-time CO concentration.
red light flashes with a buzzer sounds and a Vibration..
EASY USE: Easy to set and use with simple one-button operation, Designed primarily for Vehicles(i.e. trucks, SUVs, buses, aircraft, boat).
TRUST: * 1 year limited warranty * Arrives factory calibrated * 100% product test * 100% quality guaranteed.

【2022 UPGRADE to prevent cross color】These pool test kits can test swimming pool/ spa water PH, Total Chlorine, Free Chlorine, Total Alkalinity, Cyanuric Acid, Total Hardness at the same time..
【Easy to stored】Pool water quality should be tested once a week. There are 50 pool and spa testing strips and desiccant in the bottle, so the swimming pool test strips can be conveniently stored..
【Easy to use and read】Just dip a testing strips for hot tubs, swimming pool or spa in water 2 seconds, take it out and wait for 60 seconds, compare each panel color change of the color chart on the side of the bottle, then you can get the the accurate results of water quality..
【Easy to carry】Each pool testing kit for above ground pool with 3.75×1.38in×1.38 inch and 1.1oz, it is very convenience to take to anywhere. Suitable for pool, spa, hot tub water quality test..
【Optimum concentration】The pool test strips recommended ranges: total chlorine 0-25 ppm, free chlorine 1-3 ppm, pH 7.2-7.6, total alkalinity 80-120 ppm, cyanuric acid 30-50ppm and total hardness 250-500 ppm..

Continuous "real time" display of Carbon Monoxide levels from 5-50PPM.
Focused calibrated accuracy at multiple alarm points - 5, 25, and 50PPM.
Scroll Through display options for real time levels, Peak levels, and possible COhb exposure.
2 AAA Alkaline battery powered (included).
2 Wall Mount options - Secure fasteners or durable Velcro mount for easy portability.

Drop Test, Chloride (Sodium Chloride), Argentometric, 1 drop = 200 ppm, .75 oz For use with salt water chlorine generators.DescriptionTaylor Technologies K-1766 Salt Water Kit is for use with salt water chlorine generators..

✅ Chlorine Neutralizer (Decreaser)! 100% Sodium Thiosulfate Crystals!.
✅ DOSING INSTRUCTIONS: 2.6 oz. per 10,000 gallons of water will lower chlorine levels by 1 ppm..
✅ Includes a durable plastic pail with resealable lid..

✅ Chlorine Neutralizer (Decreaser)! 100% Sodium Thiosulfate Crystals!.
✅ DOSING INSTRUCTIONS: 2.6 oz. per 10,000 gallons of water will lower chlorine levels by 1 ppm..
✅ Includes a durable plastic pail with resealable lid..

✔EASY TO USE: Single dip and read test strip procedure and optimized color chart make the product ideal for technical and non technical users alike for detection of Ultra High Range Free Chlorine in water – measures critical CHLORINE SANITIZING ranges (from 50– 200 ppm) and DISINFECTING ranges (from 500– 2000 ppm) – NO BLEACH OUT of indicator like other tests.
✔COMPLETE KIT: Bottle of 50 test strips with verified color chart bottle label for easy color matching.
✔DETECTION LEVELS: Free Chlorine 0, 25, 50, 200, 500, 800, 1100, 1500, 2000 ppm.
✔ACCURATE AND RELIABLE: Components are tested by Quality Control personnel at each step and are rejected if they are outside of specifications. Standards are prepared using calibrated equipment, and concentrations are confirmed by recognized reference methods.
✔HIGHEST QUALITY: ITS, manufactures test strip products in their USA facility in an environment that allows for reproducibility, accuracy, and traceability based on Good Manufacturing Practices.