ITEM NAME:Esp8266 Development Board Module D1-MINI Arduin 5V 1A 24V OTA On-line 1set Hot Descriptio n Description: 1. Based On The ESP - 8266 2. Rduino Compatible, Using Rduino IDE For Programming 3.11 The XI/O Pins 4.1XADC Pin (Input 0-3.3v) 5. Support OTA On-Line 6. Onboard 5V 1A Switching Power Supply (Maximum Input 24V) Specifications: Configure The Arduin For Esp8266 Development Environment (Select D1-Mni) Package Included: 1. Long Block X2PCS 2. Short Block X2PCS 3. Ordinary Pin X2PCS 4. D1-Mini Development Board X1PCS Note: 1.Due To The Manual Measurement And Different Measurement Methods, Please Allow 2-3mm Deviation. 2.Please Be Reminded That Due To Lighting Effects And Monitor'S Brightness/Contrast Settings Etc, The Color Tone Of The Website'S Photo And The Actual Item Could Be Slightly Different. Whatever the ending's perfect or not, you can't disappear from my world Esp8266 Development Board Module D1-MINI Arduin 5V 1A 24V OTA On-line 1set Hot.Support OTA On-Line. 4.1XADC Pin (Input 0-3.3v). Long Block X2PCS. Short Block X2PCS. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted. Whatever the ending's perfect or not, you can't disappear from my world.