Module Board
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Characteristic:
On-board TP4056 lithium battery charging management chip
On-board micro USB head, can be directly connected with most of the smart phone charger as the input side to the lithium battery charging
Reserved IN+ and IN- input port, convenient user DIY
On-board charging status ind..
$8.99
Ex Tax:$8.99
Features: 1. 23 IO pin all the leads.2. Classic ATmega8 minimum system, eliminating the hassle of soldering3. Crystal: The socket hole welding facilitate the buyer to replace the crystal, default 8MHZ crystal4. Support chip: ATmega85. Power supply: ISP downloader or external expansion pin powe..
$19.00
Ex Tax:$19.00
Features: - This module can be connected to the analog I / O port, - when speaking to the microphone, the analog value will be changed. - A recorder can be made by reading and saving the analog value. Specifications: Brick Type ..
$9.99
Ex Tax:$9.99
Schematic: https://www.renhotecic.com/image/download/pdf/20171225001847SoundDetect.pdfFeature: The Sound measure is Sensor module is based on a microphone and a power amplifier. It can be used for measuring the sound strength of the environment. The value of digital output can be adjusted..
$16.99
Ex Tax:$16.99
Description: Can detect the intensity of the sound environment, use note: the sound sensor can identify the presence of sound(according to the principle of vibration) or a particular frequency of sound does not recognize the volume of the sound.Sensitivity adjustable digital potentiometer to adjust ..
$6.99
Ex Tax:$6.99
Specifications: 1.Timing Range:0-999s,0-999min,0-999h 2.Appearance Size:display board 48mm*29mm;installation 45.5mm*26mm 3.Function Setting:18 kinds combination function 4.Relay:20A power..
$25.99
Ex Tax:$25.99
5Pcs Mini 1A Lithium Battery Charging Module Board With USB InterfaceDescription: Charging method: linear charge 1% Charging current: 1A adjustable Charge accuracy: 1.5% Input voltage: 4.5V-5.5V Full charge voltage: 4.2V Charging indicator: Red charging green full charge Charging input interface: Mi..
$6.99
Ex Tax:$6.99
Description: ANGLE is a potentiometer unit through which the angle of manual rotation can be detected. Features: - GROVE interface, support UIFlow programming, programming - Unit has two Le go plug-in holes for easy integration with Le go Related Links: ..
$18.99
Ex Tax:$18.99
Features:11 digital input/output pinsInterrupt/pwm/I2C/one-wire1 analog input(3.2V max input)16M bytes(128M bit) FlashExternal antenna connectorBuilt-in ceramic antennaNew CP2104 USB-TO-UART ICSame size as D1 mini, but more lightPackage includes:5 x D1-MINI Shield kit..
$30.99
Ex Tax:$30.99
Description Module Properties: Non-isolated step-down module (BUCK) Rectification: Synchronous rectification Input voltage: DC 4.75V-23V Output voltage: DC 1.0V-17V (Adjustable, Output < Input) Output current: Rated current 1.8A (3A MAX, can not be prolonged) Output ripple: 30mV (no-load)Dimension: ..
$6.99
Ex Tax:$6.99
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Description:
Product Name: Mini DC-DC Buck Module
Product size: 23.6mmx14.2mmx4mm(LxWxH)
Input: 4.5V-23V
Output: 3.3V / 3A (Max)
Conversion efficiency: 92% (Max)
Switching frequency: 340KHZ (Max)
Operating temperature: -40 ℃ - +85 ℃
Load capacity: maximum output 3A, 1.5A long-distance runnin..
$11.99
Ex Tax:$11.99
Description: Product Name: Mini DC-DC Buck ModuleProduct size: 23.6mmx14.2mmx4mm(LxWxH)Input: 6V-23VOutput: 5V / 3A (Max)Conversion efficiency: 92% (Max)Switching frequency: 340KHZ (Max)Operating temperature: -40 ℃ - +85 ℃Load capacity: maximum output 3A, 1.5A long-distance runningScope: power bank,..
$11.99
Ex Tax:$11.99