Hot Sale TDS Testing Pen Aquarium Fish Yank Water Hardness Meter GH/DH Test Tool Dropship

1set = 80 Strips! Professional 1-14 pH litmus paper ph test strips water cosmetics soil Acidity test Strips with control card

80 Pcs Multipurpose pH Test Strips Universal Full Range Litmus Paper 1-14 Acidic Alkaline Indicator Food Urine Lab Soil Description: brand new and high quality Features: The scale reads from 1 to 14: 1 - 3 indicates a very acidic substance. 4 - 6 indicates an acidic substance. 7 indicates neutral. 8 - 11 indicates alkalinity. 12 - 14 indicates a very high level of alkalinity. Instruction: 1.Simply press the testing strip to the object or liquid you are testing. Half second later, take out the paper and [...]

Handheld TDS Digital Water Tester Water Test Pen Water Quality Analysis Meter Water Purity Check 0-9999 Ppm Measurement

Handheld TDS Digital Water Tester Water Test Pen Water Quality Analysis Meter Water Purity Check 0-9999 ppm Measurement TDS Total Dissolved Solides TDS are the total weight of all solids minetals, salts, or matals that are dissolved in a given volume of water, expressed in milligrams perliter mg/L, or in parts per million PPM. Specification Item Type: TDS Water Meter Material: Plastic Measurement Range: 0-9999 ppm Accuracy: +/-2 Temperature Range: 0-50 celsius Battery: 2xLR44 batteries, 1.5V not included Size: 155x31x23 mm Application 1. Check the performance of your water filter. 2. Check for nardness 1 grain = 17ppm. 3. [...]

Type-C Adapter Type C-L USB C Male to USB2.0 Femail USB OTG converter for devices with typec interface

DM USB2.0 Female to Type C Male Port OTG Micro Charging Adapter Connector Convertor for Mac Huawei Xiaomi LG Sony Tablets Feature: - Feature with USB2.0 turning into Type C-B port function, read the data of the devices directly - Plug and play, supporting hot swappable function and no additional drivers needed and without software installation - Wide compatibility and reversible connection, allowing you to insert the connector in a right way - Equipped with metal enclosure, durable and abrasive resistant - Constructed with ultra-slim shape and lightweight design, good for saving storage and carrying anywhere you like - Compatible [...]

USB C Adapter DM OTG adaptor OTG function Turn normal USB into TYPE C usb flash drive

ATX 24Pin Female to 24Pin Male Desktop 24Pin Motherboard 90 Degree Power Adapter with Sufficient Durability and Ruggedness

ATX 24Pin Female to 24Pin Male Power Adapter 90 Degree Desktops PC Motherboard 24 Pin Connector for Cable Power Supply Features: Support 24Pin wiring requirements of any motherboard, which can rotate the 24Pin wiring by 90°. 90° outlet, it is very simple and convenient to plug in the power cord. specification: Interface: ATX 24Pin Female/Male Material: ABS Color: Black Size: 40 x 20 x 13mm/1.57 x 0.79 x 0.51 Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the [...]

Western Digital 320GB External HDD 2.5'' External Portable Hard Drive WD Elements USB3.0 Hard Drive Disk for PC Laptop

Western Digital 320GB External HDD 2.5'' External Portable Hard Drive WD Elements USB3.0 Hard Drive Disk for PC Laptop Specifications: Hard Drive Type:2.5 HDD USB Interface:USB 3.0 Capacity:320GB Disk Rotational Speed:5400rpm Warranty: 3 Years Support system: For MAC OS 10.6.2,Linux,Windows TV Package includes: 1 x USB 3.0 External Hard Drives 320GB 1 x USB 3.0 C able About capacity: Hard disk/flash memory vendors are using decimal arithmetic: 1MB=1000KB, 1G=1000MB calculated, but the operating system [...]