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Waveshare 25567 For Raspberry Pi UPS HAT (D), Pogo Pins Connector , Without Battery
- Adopt pogo pin connector design, compatible with Raspberry Pi 3 / 3B+ / 4B, etc.
- Onboard lithium battery charging chip, with dynamic path management, more stable power supply
- Onboard boost converter chip provides stable 5V power output
- I2C bus communication, real-time monitoring of battery voltage, current, power, and remaining power
- Multiple battery protection circuits: overcharge/discharge protection, overcurrent protection, short circuit protection, safer and more stable
- Onboard MCU management, supports detecting power connection and starting Raspberry Pi
- Supports displaying battery power on the system to facilitate checking the remaining battery power.
- Onboard LED indicator for monitoring battery working status
$29.66 $34.70
Waveshare LuckFox Pico Plus RV1103 Linux Micro Development Board, With Ethernet Port with Header
- Single-core ARM Cortex-A7 32-bit core, integrated NEON and FPU
- Built-in Rockchip's self-developed fourth-generation NPU, with high calculation accuracy and support for int4, int8, and int16 mixed quantization. The computing power of int8 is 0.5 TOPS, and int4 can reach 1.0 TOPS
- Built-in self-developed third-generation ISP3.2, supports 4 megapixels, and has various image enhancement and correction algorithms such as HDR, WDR, and multi-level noise reduction.
- Powerful encoding performance, supports intelligent encoding mode and adaptive throttling according to the scene, saving more than 50% bit rate than conventional CBR mode, making camera images higher-definition, smaller in size, and doubling the storage space
- The built-in RISC-V MCU supports low power consumption and fast startup, supports 250ms fast image capture and simultaneous loading of the AI model library, achieving "one second" face recognition
- Built-in 16-bit DRAM DDR2, capable of meeting the required memory bandwidth
- Integrated built-in POR, audio codec and MAC PHY
- Processor: Cortex [email protected] + RISC-V
$19.16 $23.76
Adjustable Voltage Solar Charging Module Auto Power On Voltage Regulator Accessory
- The current size can be set for limiting the output current, constant current drive, battery charging
- Comes with output anti-backflow function, no need to add anti-backflow diode when charging battery
- After undervoltage protection, as long as the input voltage can be restored to start without re-power off, can be restored
- Enlarge the heat sink and copper, high power rectifier diode
- Usage:
- As a general lift module with overcurrent protection ability to use
- As a battery charger
- As a high-power LED constant current driver module
$8.82 $10.32
QCC5125 Bluetooth Lossless Decoder Board APTX Amplifier Wireless Receiver
- On-board antenna, open transmission distance of about 50 meters, without external antenna. If installed into the metal shell to avoid signal shielding, you can buy your own external antenna installation, reserved IPEX antenna seat
- 12S output interface, can be connected with 12S input function of the amplifier, leave the key expansion interface, to realize the up/down song switch, pause/play, volume adjustment, scalability is strong
- There is a TYPE-C USB interface, which can realize PC sound card connection or USB power supply; for QCC5125 models, through the USB can be connected to the official software on the internal DSP in the EQ operation, only for users who have a software foundation
- With acrylic shell and fixed magnetic column, magnetic adsorption fixed installation, convenient and fast
- QCC5125/QCC3034+PCM5102A, lossless transmission, lossless decoding, no loss, to show the sound of each dynamic and details, high-frequency burr, rounded midrange, low-frequency power, good elasticity
- Extremely high parameter performance: dynamic 112dB, signal-to-noise ratio 112dB, distortion -93dB
- Key parts of the use of fever capacitors, in the fugitive factor, leakage current, ripple current, ESR and other parameters of excellent performance, improve the speed of sound, dynamics, texture, density parameters, the overall quality of the high school and low three-frequency upgrade
- Different temperatures, voltages and frequencies will affect the sound quality, and a good fugitive factor can reduce the impact
$26.30 $30.77
HANPOSE HPD332 2.2A 8-36V Stepper Motor Driver For 20 28 35 42 Motor
- HPD322 two-phase stepper motor driver is a cost-effective subdivision driver designed based on PI flow control algorithm. It has excellent performance, high speed and large torque output, low noise, low vibration and low heat.
- The operating current and subdivision can be selected through the dial switch. There are 16 subdivisions and 16 currents to choose from. It has overvoltage, undervoltage, phase current and total current overcurrent protection. Its input and output control signals are all photoelectric. isolation.
- Signal input: single-ended, pulse + direction and double pulse;
- Built-in micro-subdivision; the maximum power supply can reach DC36V; the current is easy to set, 16 levels are optional, the output current peak can reach 2.2A; the current is halved after 1S of inactivity
- Optically isolated differential signal input, the maximum input pulse frequency is 300KHz;
- The pulse, direction and enable terminals all have constant current input functions and can be directly connected to the input signal without adding an external series resistor for voltage reduction and current limiting protection.
- High reliability: using multi-layer boards and surface mount sealing, leaving sufficient margin for power devices
- Suitable for 20, 28, 35, 39, 42 4, 6, 8-wire two-phase stepper motors
$28.91 $34.40
58mm Portable Logistics Takeaway Receipt Bluetooth Thermal Printer (EU Plug)
- Polymer lithium-ion battery 7.4V 1500 mAh, built-in power management chip to avoid overcharging, protect the battery and extend battery life.
- Bluetooth SOC solution and Bluetooth link compatibility are better and more stable.
- Bluetooth mode and protocol: Bluetooth 4.0 dual-mode Bluetooth (BR/EDR+BLE), 55 meters of open space.
- Charging port: TYPE-C interface, which is common with mobile phone charging cables to prevent the traditional miniUSB port cable from being lost and unable to charge.
- Rubber stopper protection design to prevent water and dust from entering.
- Printing method: line thermal printing
- Number of printing points: 384 points/line
- Point density: 8 points/mm
$30.67 $36.50
58mm Portable Logistics Takeaway Receipt Bluetooth Thermal Printer (UK Plug)
- Polymer lithium-ion battery 7.4V 1500 mAh, built-in power management chip to avoid overcharging, protect the battery and extend battery life.
- Bluetooth SOC solution and Bluetooth link compatibility are better and more stable.
- Bluetooth mode and protocol: Bluetooth 4.0 dual-mode Bluetooth (BR/EDR+BLE), 55 meters of open space.
- Charging port: TYPE-C interface, which is common with mobile phone charging cables to prevent the traditional miniUSB port cable from being lost and unable to charge.
- Rubber stopper protection design to prevent water and dust from entering.
- Printing method: line thermal printing
- Number of printing points: 384 points/line
- Point density: 8 points/mm
$30.67 $37.72
58mm Portable Logistics Takeaway Receipt Bluetooth Thermal Printer (US Plug)
- Polymer lithium-ion battery 7.4V 1500 mAh, built-in power management chip to avoid overcharging, protect the battery and extend battery life.
- Bluetooth SOC solution and Bluetooth link compatibility are better and more stable.
- Bluetooth mode and protocol: Bluetooth 4.0 dual-mode Bluetooth (BR/EDR+BLE), 55 meters of open space.
- Charging port: TYPE-C interface, which is common with mobile phone charging cables to prevent the traditional miniUSB port cable from being lost and unable to charge.
- Rubber stopper protection design to prevent water and dust from entering.
- Printing method: line thermal printing
- Number of printing points: 384 points/line
- Point density: 8 points/mm
$30.67 $35.88
Waveshare For Raspberry Pi LC29H Series Dual-Band L1+L5 Positioning GPS Module, Spec: (BS) GPS/RTK HAT
- The LC29H series can track L1+L5 dual-frequency and multi-GNSS signals, reducing multipath effects in urban canyons and improving positioning accuracy while maintaining low power consumption.
- Built-in LNA and SAW filters to achieve high sensitivity and strong anti-interference ability.
- Use dual-frequency positioning and RTK technology to meet centimeter-level high-precision positioning requirements.
- Suitable for real-time tracking systems and sharing economy applications, helping to develop applications such as drones, smart agricultural machinery, and shared two-wheelers.
- Standard Raspberry Pi 40PIN GPIO expansion header, supports Raspberry Pi series boards and Jetson Nano
- Supports simultaneous tracking of L1+L5 dual-frequency satellite signals, reducing the multipath effect in urban canyons and improving positioning accuracy.
- Supports concurrent reception of multiple GNSS systems (GPS, BDS, GLONASS, Galileo and QZSS) while maintaining low power consumption
- Built-in low-noise amplifier and acoustic surface filter to achieve -165dBm high sensitivity and enhanced anti-interference performance
$83.94 $99.89
WIFI Wireless Cell Phone Remote Thermostat Control Switch Module, Model: LCD Display
- Digital tube display and LCD display version: only temperature control function, without manual control
- Version without display WFT1: with temperature control and manual switch function, can be manually opened and closed remotely, timing, time delay, cycle switch and other settings (timing delay function, need to keep WIFI has been networking), otherwise the time settings are invalidated
- Product power supply: DC6-30V (recommended 24V or less), WFT1 with 5V MICRO-USB power supply port control terminal for the relay passive output, can be turned on and off the DC voltage and 220V AC voltage (current is recommended to be used within 7A)
- With cloud temperature records, switching action WeChat, e-mail notification, local buzzer alarms
- Networking instructions: ensure that the phone has been connected to the WiFi network, must be 24Ghz band, 5Ghz band can not be paired, if your router 2.4Ghz band and 5Ghz band is combined, please reconfigure the router, separate it, select the 2.4G band for pairing
- Size:
- WFT1: 65 x 33mm
- WT02-W: 79 x 43 x 27mm
$14.47 $18.09
WIFI Wireless Cell Phone Remote Thermostat Control Switch Module, Model: Digital Tube Display
- Digital tube display and LCD display version: only temperature control function, without manual control
- Version without display WFT1: with temperature control and manual switch function, can be manually opened and closed remotely, timing, time delay, cycle switch and other settings (timing delay function, need to keep WIFI has been networking), otherwise the time settings are invalidated
- Product power supply: DC6-30V (recommended 24V or less), WFT1 with 5V MICRO-USB power supply port control terminal for the relay passive output, can be turned on and off the DC voltage and 220V AC voltage (current is recommended to be used within 7A)
- With cloud temperature records, switching action WeChat, e-mail notification, local buzzer alarms
- Networking instructions: ensure that the phone has been connected to the WiFi network, must be 24Ghz band, 5Ghz band can not be paired, if your router 2.4Ghz band and 5Ghz band is combined, please reconfigure the router, separate it, select the 2.4G band for pairing
- Size:
- WFT1: 65 x 33mm
- WT02-W: 79 x 43 x 27mm
$14.61 $17.09
Desktop Computer WIFI Remote Power On PCI-E Slot Physical Reboot Module
- Function: to realize the remote power on, off, restart, forced shutdown, incoming calls automatically turn on the computer
- Support PCI-E slots (pcie x1 x4 x8 x16), and graphics card slots aligned with the PCIE slots can be used
- Use with APP, at present, a cell phone supports binding up to 4 computers
- Real-time display of computer status, easy to use
- APP interface is simple and easy to use
- Easy to connect, realize remote control and office work
- Weight: about 20g
$8.13 $10.16
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