--- product_id: 77912681 title: "REES52 DS3231 AT24C32 IIC Precision RTC Real Time Clock Memory Module" brand: "rees52" price: "₱613" currency: PHP in_stock: true reviews_count: 8 category: "Rees52" url: https://www.desertcart.ph/products/77912681-rees52-ds3231-at24c32-iic-precision-rtc-real-time-clock-memory store_origin: PH region: Philippines --- # Complete Calendar Backup Power Precision RTC REES52 DS3231 AT24C32 IIC Precision RTC Real Time Clock Memory Module **Brand:** rees52 **Price:** ₱613 **Availability:** ✅ In Stock ## Summary > ⏰ Time is on your side with REES52! ## Quick Answers - **What is this?** REES52 DS3231 AT24C32 IIC Precision RTC Real Time Clock Memory Module by rees52 - **How much does it cost?** ₱613 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/77912681-rees52-ds3231-at24c32-iic-precision-rtc-real-time-clock-memory) ## Best For - rees52 enthusiasts ## Why This Product - Trusted rees52 brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Unmatched Precision:** Experience timekeeping like never before with temperature-compensated accuracy. - • **Compact & Lightweight:** Perfectly designed to fit into your projects without adding bulk. - • **Power Failure Protection:** Stay worry-free with automatic backup supply switching and reset capabilities. - • **Seamless I2C Communication:** Effortlessly integrate with your projects using a bidirectional I2C bus. - • **Comprehensive Calendar Functionality:** Track every second, minute, and year with leap-year compensation until 2100. ## Overview The REES52 DS3231 AT24C32 IIC Precision RTC Real Time Clock Memory Module is a highly accurate real-time clock that maintains comprehensive time and date information, featuring programmable alarms and seamless I2C communication. With built-in power failure protection and a compact design, it's the ideal choice for any project requiring reliable timekeeping. ## Description DS3231 AT24C32 Clock Module Real Time Clock Module IIC RTC Module for Arduino Parameters: 1. Dimension: 38mm* 22mm * 14mm 2. Weight:. 8g 3. Working voltage : 3.3 -. 5 .5 V 4. Clock chip: high-precision clock chip DS3231 5. Clock accuracy within range :0-40 ¡æ, accuracy 2ppm, about 1 minute in error 6. Programmable square-wave output 7. Real-time clock, it can generate seconds, minutes, hours, day, date, month and year, and provide time until 2100, and with leap year compensation. 8. Internal chip temperature sensor comes with an accuracy of ¡À 3 ¡æ 9. Memory chips:. AT24C32 (storage capacity of 32K) 10. IIC bus interface, the maximum transmission speed of 400KHz (working voltage of 5V) 11. IIC other devices can be cascaded, 24C32 address can be modified by a short circuit A0/A1/A2, the default address is 0x57 Package Included: 1 x DS3231 AT24C32 IIC Precision RTC Real Time Clock Memory Module Review: 👍 - 👍 Review: Nice and Good quality product - I ordered 4 items and working fine. ## Features - The DS3231M is available in the same footprint as the popular DS3231 RTC. The RTC maintains seconds, minutes, hours, day, date, month, and year information. - Two programmable time-of day alarms and a 1Hz output are provided. Address and data are transferred serially through an I2C bidirectional bus. - Complete Clock Calendar Functionality Including Seconds, Minutes, Hours, Day, Date, Month, and Year, with Leap-Year Compensation Up to Year 2100. - A precision temperature-compensated voltage reference and comparator circuit monitors the status of VCC to detect power failures, to provide a reset output, and to automatically switch to the backup supply when necessary. - Additionally, the RST pin is monitored as a pushbutton input for generating a microprocessor reset. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | REES52 | | Manufacturer | REES52 | | Country of Origin | China | | Colour | multi | | Number of Memory Sticks | 1 | | Item Weight | 30 g | | Package Dimensions | 9.5 x 7.2 x 1.6 cm; 30 g | | Item part number | REES- AT24C32 | | Voltage | 5 Volts | | Are batteries included? | Yes | ## Images ![REES52 DS3231 AT24C32 IIC Precision RTC Real Time Clock Memory Module - Image 1](https://m.media-amazon.com/images/I/61ykNGfWeoL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ 👍 *by K***I on 12 January 2026* 👍 ### ⭐⭐⭐⭐ Nice and Good quality product *by S***S on 13 June 2020* I ordered 4 items and working fine. ### ⭐⭐⭐⭐⭐ Amazing Accuracy & perfectly technicality *by P***K on 10 June 2017* Amazing Accuracy & perfectly technicality ! Worth more than its price . I have used it in a project , I won it just because of its accuracy . ## Frequently Bought Together - REES52 DS3231 AT24C32 IIC Precision RTC Real Time Clock Memory Module - Generic ESP8266 Nodemcu Esp8266 Lua Amica Wifi Internet of Things Development Board Cp2102 Iot --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.ph/products/77912681-rees52-ds3231-at24c32-iic-precision-rtc-real-time-clock-memory](https://www.desertcart.ph/products/77912681-rees52-ds3231-at24c32-iic-precision-rtc-real-time-clock-memory) --- *Product available on Desertcart Philippines* *Store origin: PH* *Last updated: 2026-05-22*