Best Ask Module

AOICRIE 2PCS DS3231 Real Time Clock Module RTC Clock Memory Module 3.3V/5V for Raspberry Pi (2PCS Yellow)

  • The RTC clock module is of complete clock calendar functions include seconds, minutes, hours, day, date, month and year timing , provide valid until the year 2100 leap year compensation.
  • The RTC clock module is of ±3℃ digital temperature sensor, and the timing accuracy kept at ± 5ppm (± 0.432 sec / day).
  • The RTC clock module has the characteristic of low power consumption, with 1 Hz and 32.768 kHz output.
  • The RTC clock module itself can be adapted to 3.3 V and 5 V system, with -40 ° C to +85 ° C temperature range, easy and convenient to use.
  • for Raspberry pi highest precision clock module DS3231, note board can also use this module..
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DSD TECH HM-18 CC2640R2F Bluetooth 5.0 BLE Module Compatible with HM-10 for Arduino

  • Original HM-18 module: DSD TECH brand guarantees and we accept refund without any excuse..
  • Bluetooth 5.0 BLE Module: The chipset is CC2640R2F from TI,Compared to the Bluetooth 4.0 module, this BLE module has a faster transfer rate and a larger MTU..
  • Compatible with HM-10, if you are using HM-10 now, you can quickly upgrade your board to Bluetooth 5.0 BLE..
  • Free APP: DSD TECH offers a free app that you can get this module into work in 5 minutes. Please search "DSD TECH Bluetooth" in Google Play App store..
  • DSD TECH back this HM-18 Bluetooth 5.0 BLE module with ONE Year WARRANTY and lifetime technical support. If you meet any question, please contact us, we will fix your issue within 24 hours.
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Honeywell YTH5320R1000 Wireless Focuspro Thermostat Kit, Non-Programmable Redlink Enabled

  • EQUIPMENT INTERFACE MODULE(EIM): All HVAC equipment is wired to the module. Module receives communication from the wireless devices.
  • RETURN AIR SENSOR: Works with the Equipment Interface Module to maintain safe indoor temperatures if power is lost at the wireless thermostat. Maintains 62 F for heating and 82 F for cooling.
  • Module receives communication from the wireless devices.
  • Maintains 62 F for heating and 82 F for cooling.
  • THERMOSTAT: Same great features of the FocusPRO thermostat - now wireless..
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DSD TECH HM-19 Bluetooth 5.0 BLE Module with CC2640R2F Chip Compatible with iOS Devices

  • Original HM-19 module, DSD TECH brand guarantees and we accept refund without any excuse..
  • Bluetooth 5.0 BLE Module: The main IC is CC2640R2F from TI,Compared to the Bluetooth 4.0 module, this module has a faster transfer rate and a larger MTU..
  • Fully compatible with HM-11,HM-17, if you are using HM-11 or HM-17 now, you can quickly upgrade your board to Bluetooth 5.0 BLE..
  • DSD TECH offers a free app that lets you quickly integrate this module into your project.Please search "DSD TECH Bluetooth" in Google Play and the Appstore..
  • DSD TECH back this HM-19 Bluetooth 5.0 BLE module with ONE Year WARRANTY and lifetime technical support. If you meet any question, please contact us, we will fix your issue within 24 hours.
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Abovehill 12V Wireless RF Remote Control Relay Switch Universal 1-Channel 315MHz Receiver with 1 Transmitters for Garage Door Openers, Cars, LED Lights & More

  • [Wireless Remote Control Module] The module can be remotely controlled from a long distance and has strong anti-interference. The remote control distance of the open space is 30 meters, which will reduce the control distance in the case of interference or wall blocking. The specific situation is determined according to the site..
  • [Wireless Remote Control Module] It is a single-channel control module with a working voltage of 12V DC and an operating frequency of 315mhz. It can directly drive DC0-30V/80-250VAC load, and the relay can withstand up to 10A.Remote control uses 12V 23A dry battery(No battery)..
  • [Wireless Remote Control Module] Its coding type is fixed code and learning code. The control mode is three modes: jog, self-lock and interlock. Delivery defaults to jog mode. If you need to switch to self-locking or interlock mode. You need to change the contacts labeled “L” and “T” on the back of the receiving module..
  • [Wireless Remote Control Module] It also has learning and deletion capabilities. The operation is very simple and detailed in the product description..
  • [Wireless Remote Control Module] A wide range of applications, from simple home remote control to autonomous control, such as windows, entrances, garage doors, alarm systems, lift....
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5V ESP8266 Dual Channel WiFi Relay Module IOT Smart Home Phone APP Remote Switch with 100M Transmission Distance

  • ON-BOARD ESP-01 WIFI MODULE: The relay board is equipped with on-board ESP-01 WiFi module and high performance microprocessor STM8S103..
  • UART DEBUG INTERFACE: The relay has reserved UART debug interface and STM8 SWIM program download interface..
  • SMART CONFIG TECHNOLOGY: The module uses smart config technology to complete the account and password configuration on the APP ESP-01 WiFi module on the mobile phone, and configure the username and password memory functions..
  • ON-BOARD 5V RELAY: This relay module adopts On-board 5V,10A250V AC 10A30V DC relay, which can continuously pull 100,000 times with diode discharge protection and short response time..
  • WORKING STATUS INDICATOR: The module has board mode selection and real-time working status indicator..
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Dorman 599-217 Front Climate Control Module Compatible with Select Chevrolet/GMC Models

  • Direct replacement - this HVAC control module is specially designed to match the appearance and function of the original unit in select vehicles.
  • Plug-and-play installation - just remove the old module, plug in new module, and vehicle performs automatic recalibration.
  • Design options - module comes with both older and newer knob designs so you can pick your preference.
  • 100% new - module is newly manufactured, not remanufactured, with state-of-the-art components.
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool.
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HappyModel ES24TX Pro 1000mW 2.4G ExpressLRS ELRS Micro TX Module with Cooling Fan RGB LED Module

  • The ES24TX Pro Micro ExpressLRS TX module is a upgrade version of ES24TX module..
  • Max output up to 1000mw, reserved Cooling Fan and RGB LED module. This Micro TX module support most of the OpenTX radio transmitter that with Micro JR bay. And this time the ES24TX Pro module comes completely assembled before out of factory..
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ACEIRMC HC-SR04 Ultrasonic Sensor Distance Module for Nano Robot XBee ZigBee by ElecRight(5pcs

  • HC-SR04 Ultrasonic Sensor Distance Module: using IO trigger for at least 10us high level signal.
  • This module has stable performance and accurate measurement distance..
  • Detection distance: 0.78~196 in/ (2cm~500cm).
  • This module is fully Compatible with GH-311 anti-theft module..
  • HC-SR04 Ultrasonic Sensor Distance Module for Nano Robot XBee ZigBee by ElecRight.
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SainSmart FL55 Laser Module 455nm Blue-Violet Light Fixed Focus Laser Module Kit for Genmitsu CNC Machine 3018-MX3/3018-PROVer

  • Application: The laser module is ideal for engraving, cutting, scribing, and drilling. Desired patterns can be made easily on the wood or plastic by this unit. This module is only compatible with 3018-MX3/3018-PROVer, but not compatible with 1810-PRO/3018/3018-PRO..
  • Fixed Focus: The fixed focus distance is 20mm. Compared with the adjustable focus laser module, the light spot of the fixed focus laser module is smaller. At the same power, the fixed focus laser module can cut 3mm linden wood in one pass, not possible with current adjustable laser modules..
  • Longer Service Life: The fixed focus laser module can work at full power for 8 hours without any light decay. The service life can be up to 10,000 hours..
  • Excellent Heat Dissipation: Equipped with a large aluminum heatsink and cooling fan, this can help the heat dissipate fast and ensure the laser module works continuously..
  • Industrial Grade Design: It is designed for industrial laser engraving machines, it adopts an intelligent feedback control circuit, external ACC constant current driving Mode. Featuring reliability, high stability, high efficiency, low noise, and excellent laser beam quality..
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