Nemokamas standartinis pristatymas užsakymams virš $9.9
Grąžinimo politika
Prekės priimamos grąžinti per 40 dienų nuo gavimo datos. Individualios prekės negrąžinamos. Prekės įsigytos su dovanų kuponu gali būti tik keičiamos; grąžinimas negalimas.
Nemokama Dovana
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Pristatymo Politika
Prekės pristatomos per 2-5 darbo dienas. Užsakymai virš $9.9 pristatomi nemokamai.
1. Grąžinimo Politika
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2.Grąžinimo Sąlygos
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Introduction:
It consists of a keyes ESP32-IO expansion board and a keyes ESP32 Core board
Development board composition, when using, only need to input DC 7-12V voltage on the black DC head, then
It can supply power to the keyes ESP32 Core board. And the expansion board also comes with 1 dial code
Switch, used to control the power switch. Developers can connect peripherals according to their needs. Make
When using the development board for development and debugging, the standard headers on both sides can make your operation easier
Clean and convenient.
ESP-WROOM-32 module is the industry's leading integrated WiH + Bluetooth solution,
Less than 10 external components, it integrates antenna switch, radio frequency balun, power amplifier
Converters, low-noise amplifiers, filters and power management modules. At the same time, it also integrates
TSMC low-power 40nm technology, power performance and radio frequency performance, safe and reliable, easy to expand
Expand to various applications.
Feature:
Microcontroller: ESP-WROOM-32 module
USB to serial port chip: CP2102-GMR
Power supply voltage: DC 7-12V
Working current: 60mA
Maximum power: 0.3W
Working temperature: -25°C to +65°C
WiFi mode: Station/SoftAP/SoftAP+Station/P2P
WiFi protocol: 802.11 b/g/n/e/i (802.11n, speed up to 150Mbps
WiFi frequency range: 2.4 GHz ~ 2.5 GHz
Bluetooth protocol: comply with Bluetooth V4.2BR/EDR and BLE standards
Roymall C.o.
Nemokama dovana
Pristatymo politika
Grąžinimo politika
Coupon Code
Direct purchase from the factory 
Electronic Components & Supplies
Module Board
Expansion Board & Shield
