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M5Stack Stopwatch Dev Kit (ESP32-S3)

SKU: C152-StopWatch Category: IoT Devices
Brand: MTools Tec

Original price was: $59.99.Current price is: $54.99.

ESP32-S3 development kit with a 1.75-inch round AMOLED touch display, Wi-Fi, audio, motion sensing and a rechargeable battery for portable interactive projects.

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M5Stack Stopwatch Dev Kit (ESP32-S3)

A compact programmable platform for portable interfaces, electronic badges and IoT projects. Build around a round touch screen with wireless connectivity and integrated sensing.

Touch, sound and motion

Create interactive applications with AMOLED touch input, physical buttons and haptic feedback. Integrated audio, motion sensing and timekeeping provide a versatile foundation for custom projects.

Hardware specifications

Processor	ESP32-S3R8, dual-core Xtensa LX7, up to 240 MHz
Memory	16 MB Flash / 8 MB PSRAM
Wireless	2.4 GHz Wi-Fi
Display	1.75-inch round AMOLED, 466 × 466, CO5300 / QSPI
Touch controller	CST820B
Controls	2 programmable buttons, power button, vibration motor
Audio	ES8311 codec, MEMS microphone, AW8737A amplifier
Motion / clock	BMI270 6-axis IMU / RX8130CE RTC
Expansion	HY2.0-4P; rear 2.54-7P and 2.54-6P buses
Power	M5PM1 power management, 450 mAh battery, USB-C 5 V input
Dimensions / weight	52 × 52 × 15.5 mm / 39 g

Package and development resources

Includes 1 × StopWatch. The enclosure features a lanyard hole and magnetic rear attachment.

M5Stack documentation

Weight	0.039 kg
SoC	ESP32-S3R8, Dual-core Xtensa LX7, up to 240MHz
Flash	16MB
PSRAM	8MB
Wireless	2.4GHz Wi-Fi
Touch	CST820B
Buttons	2× Programmable + 1× Power
Vibration	Built-in vibration motor
Audio Codec	ES8311
Microphone	MEMS MIC
Amplifier	AW8737A
IMU	BMI270 (6-axis)
RTC	RX8130CE
Expansion Port	HY2.0-4P (Grove-compatible)
Rear Expansion	2.54-7P, 2.54-6P
Power Management	M5PM1
Charging	USB Type-C, DC 5V
Product Size	52.0 × 52.0 × 15.5 mm
Product Weight	39.0 g
Package Size	70.0 × 70.0 × 23.6 mm
Gross Weight	49.5 g
Weight	0.039 kg	SoC	ESP32-S3R8, Dual-core Xtensa LX7, up to 240MHz
Flash	16MB	PSRAM	8MB
Wireless	2.4GHz Wi-Fi	Touch	CST820B
Buttons	2× Programmable + 1× Power	Vibration	Built-in vibration motor
Audio Codec	ES8311	Microphone	MEMS MIC
Amplifier	AW8737A	IMU	BMI270 (6-axis)
RTC	RX8130CE	Expansion Port	HY2.0-4P (Grove-compatible)
Rear Expansion	2.54-7P, 2.54-6P	Power Management	M5PM1
Charging	USB Type-C, DC 5V	Product Size	52.0 × 52.0 × 15.5 mm
Product Weight	39.0 g	Package Size	70.0 × 70.0 × 23.6 mm
Gross Weight	49.5 g

Specifications

Display	1.75" AMOLED Round, 466×466, CO5300
Battery	450mAh
Display	1.75" AMOLED Round, 466×466, CO5300	Battery	450mAh

Weight	0.039 kg
SoC	ESP32-S3R8, Dual-core Xtensa LX7, up to 240MHz
Flash	16MB
PSRAM	8MB
Wireless	2.4GHz Wi-Fi
Display	1.75" AMOLED Round, 466×466, CO5300
Touch	CST820B
Buttons	2× Programmable + 1× Power
Vibration	Built-in vibration motor
Audio Codec	ES8311
Microphone	MEMS MIC
Amplifier	AW8737A
IMU	BMI270 (6-axis)
RTC	RX8130CE
Expansion Port	HY2.0-4P (Grove-compatible)
Rear Expansion	2.54-7P, 2.54-6P
Power Management	M5PM1
Battery	450mAh
Charging	USB Type-C, DC 5V
Product Size	52.0 × 52.0 × 15.5 mm
Product Weight	39.0 g
Package Size	70.0 × 70.0 × 23.6 mm
Gross Weight	49.5 g

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How to deliver the virtual products?

The virtual products are delivered by email in time when order with only virtual products.

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We offer both standard and expedited shipping options for our customers. The delivery times may vary depending on the shipping address.

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Yes, once your order has been dispatched, we will send you a shipping confirmation email with your tracking number. You can use this number to track your shipment’s progress.

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The delivery time varies depending on your location and the chosen shipping option. Typically, it takes about 5-10 business days for standard shipping and 2-5 business days for expedited shipping.

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Depending on the status of your order, it may be possible to change the shipping address before the package dispatched oversea. Please contact our customer support as soon as possible to request changes.