INSULATION - Keep ice 24 hours in 100+ degree heat - 1" thick 10 Gauge HIGH-DENSITY foam insulation - BEST QUALITY, HIGHEST DENSITY foam insulation (easy to fake it, hard to make it)
INTERIOR LINER - Anti-Microbial FDA Food-Grade TPU DOUBLE COATED NYLON - Consumer SAFE for perishable storage - Most durable and longest-lasting liner ever built into a soft cooler - If it's not TPU DOUBLE COATED NYLON, it's NOT a Polar Bear
OUTER SHELL - Rugged 1000D LUGGAGE GRADE Nylon Outer Shell - All seams are DOUBLE HEMMED and anchor stitched (easy to fake it, hard to make it)
ZIPPER - Super Heavy-Duty YKK #10 weatherized zipper (RUST PROOF) - Our patent-pending zipper design keeps the zipper from ripping out of your cooler (easy to fake it, hard to make it)
SIDE ZIPPER POCKET - This side zipper pocket area can be embroidered with your company logo or monogrammed for personalization - For details visit the Polar Bear Coolers website and send your logo
Economy model that is ideal for end-users. Highly efficient and accurate due to its advanced microprocessor technology.
Hold Function: saves measurements for convenient reading and recording and battery life is approx. 1000 hours of usage and power source is 2 x 1.5V button cell batteries (included) (LR44 or equivalent)
Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve batteries. Display: large and easy-to-read LCD screen.
Measurement Range: 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1ppm. From 1000 to 9990 ppm, the resolution is in increments of 10ppm, indicated by a blinking 'x10' image. Fun, translucent blue housing that's very strong and durable.
TDS-EZ meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver. Includes a TDS chart sticker on the back of the meter that explains TDS values.