---
product_id: 34880361
title: "LLC-AI221 SX610 Waterproof pH Pen Tester, ±0.1 pH Accuracy, 0-14.0 pH Range, Suitable for Test Tube Testing, Replaceable Probe"
brand: "apera instruments, llc"
price: "KD 31.34"
currency: KWD
in_stock: true
category: "BISS"
url: https://www.desertcart.com.kw/products/34880361-llc-ai221-sx610-waterproof-ph-pen-tester-0-1-ph
store_origin: KW
region: Kuwait
---

# LLC-AI221 SX610 Waterproof pH Pen Tester, ±0.1 pH Accuracy, 0-14.0 pH Range, Suitable for Test Tube Testing, Replaceable Probe

**Brand:** apera instruments, llc
**Price:** KD 31.34
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** LLC-AI221 SX610 Waterproof pH Pen Tester, ±0.1 pH Accuracy, 0-14.0 pH Range, Suitable for Test Tube Testing, Replaceable Probe by apera instruments, llc
- **How much does it cost?** KD 31.34 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/34880361-llc-ai221-sx610-waterproof-ph-pen-tester-0-1-ph)

## Best For

- apera instruments, llc enthusiasts

## Why This Product

- Trusted apera instruments, llc brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Apera Instruments, LLC-AI221 SX610 Waterproof pH Pen Tester, ±0.1 pH Accuracy, 0-14.0 pH Range, Suitable for Test Tube Testing, Replaceable Probe

## Features

- Easy SINGLE-Button Operation, Smallest Pen-Style design with replaceable probe (good for test tube measurements)
- AUTO Calibration with auto buffer recognition; Auto Temperature Compensation (ATC) ensures accuracy in variant temperatures (0-60.0C)
- COMPLETE KIT with READY-TO-USE calibration solution, KCl storage solution, and batteries in a portable carrying case
- Intelligent functions: temperature unit switch from F to C, automatic power-off, low battery alarm, and pH probe invalidation reminder
- AUTO RECOGNITION and REMINDER of stable values improves consistency, saving you the trouble of guessing when to manually hold measurement

## Product Details

- **Brand:** Apera Instruments
- **Special Feature:** Waterproof
- **Color:** Blue
- **Age Range (Description):** Adult
- **Included Components:** SX610 pH Pen Teter Kit
- **Outer Material:** Plastic
- **Display Type:** Digital
- **Product Care Instructions:** Hand Wash Only
- **Unit Count:** 1.0 Count
- **Power Source:** Battery Powered

## Images

![LLC-AI221 SX610 Waterproof pH Pen Tester, ±0.1 pH Accuracy, 0-14.0 pH Range, Suitable for Test Tube Testing, Replaceable Probe - Image 1](https://m.media-amazon.com/images/I/81wTcnEzRBL.jpg)

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**Shop now:** [https://www.desertcart.com.kw/products/34880361-llc-ai221-sx610-waterproof-ph-pen-tester-0-1-ph](https://www.desertcart.com.kw/products/34880361-llc-ai221-sx610-waterproof-ph-pen-tester-0-1-ph)

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*Product available on Desertcart Kuwait*
*Store origin: KW*
*Last updated: 2026-01-29*