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NodeMCU Wireless Board ESP8266
NodeMCU Compatible ESP8266 CP2102 Board Wireless IoT LUA WiFi (ESP8266)
NodeMCU Compatible ESP8266 CP2102 Board Wireless IoT LUA WiFi The NodeMCU is based on the ESP-12E, fully compatible with existing version With CP2102 Chip and have Powerful Function An open-source firmware and development kit that helps you to prototype your IOT product within a few Lua script lines Open-source, Interactive, Programmable, Low cost, Simple, Smart, WI-FI enabled 802.11 b/g/n Integrated low power 32-bit MCU Integrated 10-bit ADC Integrated TCP/IP protocol stack Integrated TR switch, balun, LNA, power amplifier and matching network Integrated PLL, regulators, and power management units Supports antenna diversity WiFi 2.4 GHz, support WPA/WPA2
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$16.45  Inc Tax
LM2596 Power Module
LM2596 DC-DC Step Down Power Supply Module Voltage Regulator 3A (LM2596)
LM2596 DC-DC Step Down Power Supply Module Voltage Regulator 3A 1. Model: LM2596 DC-DC voltage reduction module 2. Input Voltage: 3.2V ~ 40V 3. Output Voltage: 1.25V ~ 35V 4. Output Current: 3A ( maximum ) 5. Conversion Efficiency: 92% ( highest ) 6. Output ripple: <30mV 7. Switching Frequency: 65KHz 8. Size: about 43mm * 21mm * 14mm / 1.69 * 0.83 * 0.55 inches 9. Working Temperature: -45 ℃ ~ +85 ℃ 10. Connection port: IN + input positive IN - input negative OUT + output positive OUT - output negative 11. Input Voltage Range: DC 3.2V to 46V ( the input voltage must be higher than the output voltage of 1.5V or more, and it can not be raised ) 12. Output Voltage Range: DC 1.25V to 35V voltage is continuously adjustable, and high efficiency ( maximum 92% ) maximum output current is 3A. 13. Note: This is a step-down module, so the input voltage must be higher than the output voltage. Package Includes: 1x LM2596 DC-DC Step Down Power Module
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$6.59  Inc Tax
MB102 Power Module
MB102 Breadboard Power Supply Module dual 5V3.3V output DC voltage regulator (MB102)
Breadboard special power module MB-102 power board dual 5V3.3V output DC voltage regulator module 1.Brand new and high quality. 2.Breadboard power supply module, compatible with 5 V, 3.3 V Apply to MB102 breadboard 3.Input voltage: 6.5-12 V (DC) or USB power supply 4.Output voltage: 3.3V/5V can switch over 5.Maximum output current: <700 ma 6.Fluctuation two road independent control, can switch over to 0 V, 3.3 V, 5 V 7.On-board two groups of 3.3V, 5V DC output plug pin, convenient external lead use. Note: Cables and breadboard not included
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$9.89  Inc Tax
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