Specification Brand : 10Gtek BulletPoint1 : This is a USB adapter programmer for ESP8266 modules of type ESP-01S. BulletPoint2 : It is very convenient for users to download esp-01S program, update firmware, debugging, serial port debugging, etc, simultaneity it has reset tact switch. BulletPoint3 : Support Arduino IDE, ESP8266 Flasher and FLASH_DOWNLOAD_TOOLS in one click without any cable connections or buttons. WiFi module will go into download mode automatically. BulletPoint4 : Data download access to the website: https://www.doc.10gtek.com/file/file/20221125/21ed7e5a0ef767c0b5e1b9f08bbb05bc.pdf BulletPoint5 : Wide range of development uses: UV metering, illumination type analysis, flame detector development Color : ESP-01S CompatibleDevices : Arduino, Raspberry Pi, other SBCs ConnectivityTechnology : Wired ConnectivityTechnology1 : Wi-Fi ConnectivityTechnology2 : Bluetooth ConnectorType : Usb CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 0713838566043 ExternallyAssignedProductIdentifier2 : 713838566043 HardwarePlatform : Arduino IncludedComponents : Blu-ray ItemName : 10Gtek ESP8266 ESP-01S NodeMCU Development Board, Blue, USB Connector, Plastic Material ItemPackageDimensions_Height : 11.4 centimeters ItemPackageDimensions_Length : 2.2 centimeters ItemPackageDimensions_Width : 11.3 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : single-board-computers Manufacturer : 10Gtek Material : Plastic MemoryStorageCapacity : 8 GB ModelName : 5B505 ModelNumber : CH340C-01S MountingType : PCB Mount NumberOfCircuits : 5 NumberOfContacts : 2 NumberOfItems : 1 NumberOfPoles : 2 OperatingSystem : Linux PartNumber : CH340C-01S(1pc) ProcessorCount : 1 ProductDescription : Wide range of development uses: UV metering, illumination type analysis, flame detector development ProductSiteLaunchDate : 2021-10-09T09:44:56.809Z Size : Module+Programmer Style : Classic SupplierDeclaredDgHzRegulation : not_applicable TotalUsbPorts : 4 UnitCount : 1 UnspscCode : 43220000 Voltage : 3 volts_of_direct_current WarrantyDescription : 1 WirelessCommStandard : bluetooth