T-Watch onboard:
| Hardware Specifications | |
| Chipset | ESP32, dual-core MCU, PMU power management |
| FLASH | QSPI flash 16MB / PSRAM 8MB |
| SRAM | 520 kB SRAM |
| Button | power key, IO36 |
| Extended function | Reference enhanced version and sensor kit |
| USB to TTL | |
| Modular interface | UART, SPI, SDIO, I2C, LED PWM, PWM, I2S, IRGPIO, capacitor touch sensor, ADC, DACLNA |
| On-board clock | 40MHz crystal oscillator |
| Working voltage | 2.7V-3.6V |
| Working current | About 70mA |
| Sleep current | About 3mA |
| Working temperature range | -40℃ ~ +85℃ |
| Size&Weight | 46.47*43*20.4mm 43.19g |
| Display: | 1.54 inch LCD capacitive touch screen |
| Sensor: | BMA423 three-axis accelerometer, built-in step counting algorithm, activity recognition / tracking, advanced gesture recognition. |
| RTC clock : | PCF8563 |
| Power Supply Specifications | |
| Power Supply | USB 5V/1A |
| Charging current | 500mA |
| Battery | 3.7V lithium battery |
| Wi-Fi | |
| Standard | FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC(esp32 chip) |
| Protocol | 802.11 b/g/n (802.11n, speed up to150Mbps) A-MPDU and A-MSDU polymerization, support 0.4μS Protection interval |
| Frequency range | 2.4GHz~2.5GHz(2400M~2483.5M) |
| Transmit Power | 22dBm |
| Communication distance | 300m |
| Bluetooth | |
| Protocol | Meet bluetooth v4.2BR/EDR and BLE standard |
| Radio frequency | with -97dBm sensitivity NZIF receiver Class-1, Class-2&Class-3 emitter AFH |
| Audio frequency | CVSD&SBC audio frequency |
| Software specification | |
| Wi-Fi Mode | Station/SoftAP/SoftAP+Station/P2P |
| Security mechanism | WPA/WPA2/WPA2-Enterprise/WPS |
| Encryption Type | AES/RSA/ECC/SHA |
| Firmware upgrade | UART download/OTA (Through network/host to download and write firmware) |
| Software Development | Support cloud server development /SDK for user firmware development |
| Networking protocol | IPv4, IPv6, SSL, TCP/UDP/HTTP/FTP/MQTT |
| User Configuration | AT + Instruction set, cloud server, android/iOSapp |
| OS | FreeRTOS |
Package includes:
1 x Kit dedicated backplane
1 x Multi-function connection expansion board
1 x Multi-function expansion board acrylic with pin label cover
1 x Black strap (25.5CM)
1 x Small screwdriver
1 x Blue small rag
1 x Manual
1 x Box
1 x Button module
1 x Microphone sensor module
1 x WS2812_RGB
1 x DHT12 module
1 x Pir infrared sensor
1 x Photosensitive module
1 x Relay module
1 x Potentiometer module
1 x Switch door detection module
2 x Steering gear
1 x Servo expansion module
1 x Single bus adapter module
3 x Cable (15cm)
3 x Cable (30cm)
10 x Compatible LEG0 latch
Product Pins:
| Color. | Color. Black |
|---|
Fast Shipping and Professional Packing
We offer a wide range of shipping options owing to our long-standing relationships with UPS, FedEx and DHL. Our warehouse personnel will pack all goods to our exacting specifications. Your goods will go through a thorough inspection and be securely secured prior to being shipped. Every day, we deliver to thousands of customers across many countries. This shows our commitment to become the biggest online retailer on earth. Warehouses and distribution centers can be found in Europe and the USA.
Orders that contain more than one item are assigned processing times in accordance with the item.
Prior to shipping, we check the item thoroughly before sending the items. The majority of orders will be delivered within 48 hours. Delivery time ranges between 3-7 days.
Returns
The inventory is always changing and we do not completely manage it because several parties are involved, including our warehouse and factory. The actual stock levels can fluctuate at any point. Please understand it may happen that your order is out of stock after the order has been placed.
Our policy is valid for 30 days. However, if the 30 days have elapsed after you bought your product, we are unable to provide a refund or exchange.
You can only return an item if it is unused and is in the same condition the day you received it. It must also be in its original packaging.
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