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TTGO T-Deer Pro mini LoRa 433MHz/868MHz/915MHz Mega328 for arduino Hardware SpecificationsChipsetAtmega328PFLASHQSPI flash/SRAM, up to 4 x 16 MBKEYresetPower indicator lampredlora TTGO LORA 433Mon-board clock16MHz crystal oscillator working voltage2.3V-3.6Vworking currentabout 8mAworking temperature range-40℃ ~ +85℃size51.13mm*27.25mm*12.29mmPower Supply SpecificationsPower SupplyUSB 5V/1Acharging current500mAbattery3.7V lithium batteryPin reference descriptionProduct DetailsShipping List433MHz Shipping LIst868MHz Shipping LIst915MHz Shipping LIst产品包装后的尺寸 :15 Centimeters * 13 Centimeters * 8 Centimeters产品包装毛重 :0.045 Kilogram
ISD1700 voice module is fast be familiar with and master ISD1700 series chip and the design of a simple practical circuit board. It is suitable for ISD1700 full series chips, with simple operation, function complete etc. ISD1700 series recording chip is a kind of high integration, high performance chip. It can be multiple recording, sampling rate can be in 4 k to 12 k transfer among festival, power supply range can be in 2.4 V to 5.5 V between. ISD1700 and have new recording hint function, when a new recording, LED back to every few seconds flash a to prompt the user a new recording. In addition there are 4 sound to prompt the user's operation results, such as start recording, stop the recording, erase, the next song and all erasure, etc. The recording data storage in the chips in the FLAS...
Specification:100% brand new and high qualityCharge module- Linear charging.It has MICRO USB femaleIt still retain the input voltage wiring solder joints, can be very convenient to DIYSpecifications:Current- 1A adjustable.Charge precision- 1.5%.Input voltage- 4.5V-5.5V.Full charge voltage- 4.2V.Led indicator- red is charging Green is full charged.Input interface- micro USB.Work temperature- -10C to +85C.Inversed polarity- NO.Size: 27X17mm.NOTE:Only one 18650 batteries (6000mAh) you can charge with this charger in parallel at the same timeNOTE:1. Ampere meter can only be connected to 5v input end of the module.2. It is better that the charging current is 37% of the battery capacity. If you charge to the battery of 1000mAH, current of 400 is enough.3. The connection wire should not be too th...
Notice:   The new tracking number for  Yanwen Economic Air Mail can be traced only befor it arrive the airport of your country,please choose  Special Line-YW/China Post Air Mail or AliExpress Standard Shipping.if you want a full tracking info.The same product will arrive in 15 to 60 days.Tracking info of  Yanwen Economic Air Mail can be check here: www.17track.net/enDC-DC SX1308 Step-UP adjustable power modules step up boost converter 2 - 24 v to 2 v 2 - 28 lc sx1308 booster module implementation sx1308 chip, its packagnig is small, and high efficiency. the output power can stop, the maximum can come 28 v and its inside integrate the lowest rds impedance mohm metal oxide - semiconductor feldeffektrohr transistor (mosfet), rea...
Invoice] 1, RFID-RC522 module one; 2, the standard S50 blank card one; 3, S50 shaped cards one (as shown keychain shape); 4, vertical, curved row of pins each one; Note: The relevant technical details and the development of routines, etc. Want to contact customer service request, please buy download address. Mainly includes the following: A, supporting reference materials; B, mainstream processors (including MSP430F149) RC522 module for this application C program; RC522 chip [Introduction]   MF RC522 is applied to 13.56MHz contactless communication highly integrated chip card reader, is NXP for the "Three Tables" application launch of a low-voltage, low-cost, small size and non-contact card reader chip, smart instrumentation ...
PL2303HX Download line nine brush line USB to TTL RS232 module Upgrade USB to serial module 1pcs free shippingIf you need more quantity or have any questions, you can send me mail, I will reply immediately, we can offer a better price If you want to use other transport, you can send email to me     If you need 1pcs, 5pcs,10pcs, or any other quantity, can send email to me If you need other parts, you also can send E-mail to me, I will give you a reply immediatelyNIUKE TAT (HK) ELECTRONIC CO., LIMITED
DescriptionThe LSM303DLHC is a digital 3 axis accelerometer and 3 axis magnetometer with I2C interface. It has full-scale acceleration range of ±2g to ±16g and full scale magnetic field range of ±1.3 to ±8.1 gauss. All the full scale ranges are user selectable.  FeaturesVoltage: 3-5V.I2C serial interface16 bit data output3 magnetic field axis and 3 acceleration axisFull scale range of ± 1.3 to ±8.1 gauss magnetic field±2g/±4g/±8g /±16g  user selectable full-scale acceleration ranges
ESP-WROOM-32 is Powered by Espressif’s most advanced SoC, the ESP-WROOM-32 features high performance, a wide range of peripherals, Wi-Fi and Bluetooth radio, which provide a complete solution tailored to advanced IoT applications.240 MHz dual core Tensilica LX6 microcontroller with 600 DMIPS Integrated 520 KB SRAM Integrated 802.11BGN HT40 Wi-Fi transceiver, baseband, stack and LWIP Integrated dual mode Bluetooth (classic and BLE) 16 MByte flash 2.2V to 3.6V operating voltage -40°C to +125°C operating temperature On-board PCB antenna / IPEX connector for external antenna Supports sniffer, station, softAP and Wi-Fi direct modes Max data rate of 150 Mbps@11n HT40, 72 Mbps@11n HT20, 54 Mbps@11g, and 11 Mbps@11b Maximum transmit power...
Smart Electronics  ESP-07S (ESP-07 Updated version) ESP8266 serial WIFI model Authenticity Guaranteed
Notice:   The new tracking number for  Yanwen Economic Air Mail can be traced only befor it arrive the airport of your country,please choose  Special Line-YW/China Post Air Mail or AliExpress Standard Shipping.if you want a full tracking info.The same product will arrive in 15 to 60 days.Tracking info of  Yanwen Economic Air Mail can be check here: www.17track.net/enItem specificsis_customized:YesPower:High PowerBrand Name:STUsage:Zener DiodeStructure:PNPSpecial Function:Common Point Contact DiodeFrequency:High FrequencyType:Drive ICConstruction:Planar TypeMaterial:SiliconInstall Style:SMDFunction:Power TriodeModel Number:L298NBasic attributesModule nameDual H-bridge motor driver moduleOperating modeH-bridge driver (dual)Master chipL29...
Notice: The new tracking number for China Post Ordinary Small Packet Plus only can track it have been ship out of China, not more Tracking information ,even it arrived or not . Please do not freeloaders,if you can not accept without more tracking information . Please choose China Post Air Mail if you want a full tracking info. Tracking info of  China Post Ordinary Small Packet Plus can be check here : www.17track.net/enSpecification:100% brand new and high qualityCharge module- Linear charging.It has MICRO USB femaleIt still retain the input voltage wiring solder joints, can be very convenient to DIYSpecifications:Current- 1A adjustable.Charge precision- 1.5%.Input voltage- 4.5V-5.5V.Full charge voltage- 4.2V.Led indicator- red is charging Green is full charged.Input interface- m...
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