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As of March 25, the DJI Mini 4K is down to its lowest ever price at $209 on Amazon, 30% off its list price of $299.

Grab Apple M4 MacBook Airs during Amazon’s Big Spring Sale starting at $899. The 512GB version is $949, a $250 price drop.

We tested the best headphones from Sony, Bose, Apple, and Bowers & Wilkins. See the top contenders on sale during Amazon’s Big Spring Sale.

Get live updates on the Amazon Big Spring Sale 2026. We found record-low prices on Apple MacBooks, DJI drones, Legos, and more.

Air, Pro, mini, or original flavor? After testing all the latest Apple tablets, we picked the top iPads for every use case.

DFRobot’s RainbowLink-V2 USB-to-serial converter features four independent channels, namely one isolated RS-485, one isolated RS-232, and two TTL interfaces usable simultaneously. The compact tool also converts 5V provided from the host’s USB interface to 12V/800mA, 5V/2A, and 3.3V/200mA outputs, eliminating the need for a separate power adapter. RainbowLink-V2 (TEL0190) specifications: USB – 1x USB Type-C port for power and adata Serial 2x TTL (3.3V) via headers 1x fully isolated RS485 channel via lever terminal 1x fully isolated RS232 channel via lever terminal Baud Rate – 2400 to 128000 bps Misc 3x Power LEDs for 3.3V, 5V, and 12V 4x Link LEDs for TTL 1/2, RS232, and RS485 12AWG – 22AWG wires supported on lever-type spring terminals Built-in short-circuit protection and overcurrent protection (but users are still recommended to avoid short-circuiting to prevent damage) Input voltage – 5V via USB-C port Output voltage 3.3V up to 200mA via header 5V up […]

The post RainbowLink-V2 compact USB-to-serial converter features 12V output, dual TTL, isolated RS-485 and RS-232 interfaces appeared first on CNX Software – Embedded Systems News.

The London startup uses AI-engineered enzymes to break nylon 6,6 waste, from leggings to airbags to carpets, back into the monomers it was made from, recovering more than 90% and removing the need for virgin petroleum feedstock. Total funding now exceeds $50M. Nylon 6,6 is one of the most useful materials humanity has ever made. […]

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The deal, Amazon’s second robotics acquisition this month, brings a 50-pound, 3.5-foot bipedal robot called Sprout into the company’s portfolio, less than two months after Fauna launched it to research and development partners. Terms were not disclosed. The race to put a humanoid robot in every home has a new entrant. Amazon has acquired Fauna […]

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The nonprofit that controls OpenAI has outlined four programme areas, Alzheimer’s, jobs, AI resilience, and community, and brought on two senior hires to run the biggest of them. The gap between its charitable history and its new ambitions is the most striking number in their announcement. When OpenAI moved its operational activities into a for-profit […]

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Shop classic Amazon deals ahead of the Amazon Big Spring Sale to save on Apple AirPods, Amazon devices, and more