Walksnail Avatar HD Nano V3: Digital FPV for all your drones
Last month, Caddx introduced its fifth digital FPV kit, the Walksnail Avatar HD Nano V3. Although its name is suggested to be super small, it is one of their most sophisticated video transmission systems suitable for small CineWhoop drones and bigger racing/freestyling FPV quadcopters. This new release introduces racing mode, which promises to improve latency stability.
Being able to switch...
POPDEER S500: A little power horse
The Popdeer S500 offers a storage capacity of 518 Wh and 500W of output power. It is the smallest solar generator in size with these power parameters that I have tested so far. It is almost twice as small as the 300W power station I reviewed last month. Priced around $200, this is a relatively simple unit, but it’s...
Elegoo Neptune 4 series comparison: Pro, Plus, & Max
In May 2023, Elegoo announced its first high-speed 3D printer with Klipper firmware, named Neptune 4 Pro. After four months, they announced two new members of the N4 series named Plus and Max. The Neptune 4 Plus and Neptune 4 Max not only inherit the great features of the original Neptune 4 Pro but also get some significant improvements...
SKYRC B6neo Smart Charger: Tiny & Powerful
All-new from SkyRC is the B6neo 200W pocket smart charger. It has the size of a matchbox and packs many features, including a 1-inch display, dual-power input, up to 10A charging current, and 6S LiPo compatibility. Furthermore, it doubles as a customizable power supply and battery checker (cell voltage and internal resistance).
LiPo batteries have multiple cells, and it's crucial...
SUNLU S2 Filament Dryer: Moistureless 360° Surround Heating
Many 3D printing filaments are hygroscopic, which means they readily absorb moisture from the environment when they are removed from the original package. Moisture can turn into steam in the hot end, leading to issues like poor layer adhesion, bubbling, or even clogging of the nozzle. Using a filament dryer box such as the SUNLU S2 is essential to...
VEVOR Portable Power Station: Very budget friendly solar generator
Power stations have improved drastically in recent years and have become more and more used for outdoor activities as they are much more portable than gas generators. In this review, we will have a closer look at the Vevor 300W mini solar generator that is great for powering your laptop and charging family phones and other gear while you...
GoPro 12 vs DJI Action 4: Which is the best action camera for your money?
GoPro has made the best action cameras you can buy for a long time. Every year, they surprise us with a new model that has higher resolution, better battery life, and more. One of its biggest rivals is DJI, the company known for its outstanding drones. In this in-depth comparison guide, we will have a closer look at the...
Ultra Durable water-proof ELRS receiver from DarwinFPV
Regarding FPV drone parts that are waterproof or water-resistant, it's important to note that, while some components like this DarwinFPV Cement ELRS receiver might have a certain level of protection against moisture, truly waterproof FPV components are relatively rare due to the nature of the electronic components involved. Water resistance can be particularly useful if you plan to fly...
Mintion Beagle V2: Swiss army knife of 3D printer monitoring
Even though I'm a MacGyver-type guy, I learned the importance of selecting the right tools for the job. Improvising will not always give you the expected result. The Mintion Beagle V2 is the Swiss Army knife for 3D printing monitoring. It provides real-time video feed and remote control on your phone or PC wherever you are in the world....
Flywoo Naked O3 LiteUltra Air Unit for ultra-light FPV drones
From the beginning, Flywoo was a company dedicated to small-size FPV drones. Last week brought two customized O3 digital FPV systems on the market for those every gram counts in the minus. The Naked O3 Lite reduces the weight (36.8g) of the original DJI O3 Air Unit by 37% (23.2g) and the Naked O3 Ultra by 50% (18.3g).
The Flywoo...
MINIWARE ES15: The Screw Neuralyzer
The MINIWARE ES15 electronic screwdriver has a cool design that reminds me of the Neuralyzer from the Man in Black movie. It is made from shiny stainless steel, and it has about the size of the epic memory eraser tool from MiB.
As an avid DIY enthusiast who builds and repairs drones with weekly regularity, I can confidently say that...