ReviewsOptical Flow

Bloody B820 Optical Mechanical Gaming Keyboard with Individually Backlit RGB LED Keys Wired, 104 Keys Standard, Blue Switch - MX Blue Equivalent for Windows PC and Laptop

  • RGB Mechanical gaming keyboard: Enjoy a Brilliant display of chroma lighting and premium double shot ABD keycap feel with Bloody’s B820 keyboard designed for the minimalist and built sturdy with aluminum grade panels..
  • Optical Mechanical Blue Switches: Optical switches actuate 30x Faster then traditional mechanical switches. Our LK Blue switches (Cherry mx Blue equivalent) offer a smooth and linear tactile feel for quieter typing, ideal for office or gaming use..
  • Water Resistant Gaming Keyboard: This optical mechanical gaming Keyboard comes fully nano coated to ensure that even when accidents happen it won’t keep you out of the fight. Dedicated drain holes at the back end of the keyboard help liquids flow clearly out of the keyboard housing..
  • 13 Backlit Modes: Press FN+F8 to enter a verity of RGB LED adjustable lighting animations. Along with 7 single color backlit modes for your gaming keyboard. You can also adjust their brightness with FN + “↑ arrow” or “↓ arrow”..
  • PC GAMING KEYBOARD COMPATIBILTY: Windows 10, Windows 8, Windows 7, Windows Vista, or Windows XP, Limited Mac OS keyboard support.
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SYMA Drone with 1080P FPV Camera,Optical Flow Positioning,Tap Fly,Altitude Hold,Headless Mode,3D Flips,2 Batteries 40mins Flying UFO Remote Control Quadcopter for Kids Beginners

  • Smart APP Control: You can not only control this FPV drone by remote control but also control it by Syma APP. Syma APP is equipped with many interesting functions, such as flight path mode. Draw a route on your app then the drone will fly along the path you set. Add much fun to your flight!.
  • Advance Optical Flow Positioning: The technology of optical flow positioning makes the remote control quadcopter hover more stable, and achieve better performance in precise location and photograph..
  • Flying Longer: Features with Low-voltage protection and over current protection and equipped with 4 Propeller Guards that fully protects the propellers and improves flight experience.
  • 2 Powerful batteries support up to 40 Mins fly, modular design make it easier to charge..
  • User Friendly: Headless Mode, Altitude Mode and One Key to Take-off / Land function make easier access to kids or beginners, adapts to all experience levels even for kids and beginners. This remote control drone with camera is an ideal gift for your child or friend..
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UNTEI EC100 Drones with Camera 2K for Kids Adults,HD FPV Live Video Camera Drones RC Quadcopters for Beginners, Gravity Control, Altitude Hold, Headless Mode,Speed Adjustment, 3D Flips, Funny Toys Gifts for Boys Girls

  • ...FHD Camera and FPV Function: This FPV drone's wide-angle 1080P HD camera captures high quality live videos and photos with an adjustable viewing angle. Our WiFi real-time FPV transmission system can instantly transmit live video from your drone to connected mobile phones..
  • Optical Flow Positioning & Altitude Hold: The optical flow positioning helps the drone achieve great performance in precise location and photograph, suitable for beginners and photographers. On altitude hold mode, you can accurately lock the height and location, stable take HD pictures and videos..
  • One-Key Take-off and Landing & Headless Mode: By pressing just one button, take-off and land like a pro every time. Together with headless mode enables pilots of any level to fly the drone with ease. One key 360° rolling makes your drone flying even more dynamic..
  • Intelligent and Fun: Gesture control makes selfie so easy, just rise your hand or pose V sign, the drone camera will take photos and videos..
  • Durable and Protective: Equipped with 4 propeller guards to protect the fuselage in case of collision. The h....
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RC Helicopter Toys for Boys, C127 2.4GHz RC Drone 6-Axis RC Helicopter Wide Angle Camera Single Paddle 720P Camera Without Ailerons Spy Drone RC Mini Helicopter Toy (Color : C127 Total 2 Battery)

  • ...licopter the single propeller is designed without flaps, which has high efficiency and C127 Helicopter good wind resistance..
  • 【Powerful】-- C127 RC Helicopter 6-axis electronic gyroscope is added to stabilize the height, and the barometer is added to fix the height, the optical flow positioning, the 720P wide-angle camera, and the image transmission is clear (the remote control helicopter and the optical flow positioning are used for the first time). The flight is more stable and.The C127 RC Helicopter easy to operate! Super long battery life! Impact resistant!.
  • 【Long flight time】-- The battery life of C127 RC Helicopter can reach about 15 minutes. With an additional C127 RC Helicopter to replace the battery, 2 batteries can fly for 30 minutes.
  • 【Strong performance】-- C127 RC Helicopter Aileronless design, the propeller is designed based on aerodynamic principles to provide C127 RC Helicopter strong power and self-stability of the body. C127 RC Helicopter Simple 4-channel design, ultra-stable flight with 6-axis gyroscope.
  • 【serve】-- We are responsible for every buyer,....
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Drone with 1080P Dual HD Camera - 2022 Upgradded RC Quadcopter for Adults and Kids, WiFi FPV RC Drone for Beginners Live Video HD Wide Angle RC Aircraft, Trajectory Flight, Auto Hover, Carrying Case

  • [HD Pictures and Videos and WIFI Transmission]: Equipped with a 1080P HD camera that can be adjusted within 90° by your remote control or the app, this drone can give you an exciting experience of aerial scenery from the 140° wide-angle lens, and assist you to catch every wonderful moment from a birds-eye perspective. With WIFI function can be connected APP, APK system to take pictures, video, real-time transmission through the phone camera image..
  • [Functon]:Up/down, Forward/backward, Turn left/right, Sideward flight, 3-level flight speed, LED Light, Headless Mode, One Key Automatic Return, Altitude Hold Mode, WIFI FPV..
  • [Trajectory Flight]: Draw a flight way on the screen, and the drone would conduct an autonomous flight along the designated way..
  • [Best Drone Toy for Kids and Adults]: It is magically simple, just tap the One Key Start/Landing button to start the fly.
  • Altitude Hold can maintain the drone at a certain height, which makes it so easy to control and take high quality footage..
  • [Drone with Dual Cameras/ Optical Flow Positioning]: The HD front camera and bottom optical flow camera are switchable, enabling you to have both wonderful real-time images from the sky and the terrain situation under the aircraft. It is an altitude hold quadcopter..
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3M CG3300 Transparency Film for Laser Printers, 50 Sheets

  • Special coating: For rich, vivid colour reproduction and contour sharp colour dot running.
  • Fast colour uptake prevents smudging and bleeding of the ink.
  • Versatile: Available depending on printer type (with optical flow control) and without sensor strips.
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'VEGAS Pro 17 Edit – Professional video and audio editing

  • Professional video and audio editing with VEGAS Pro 17 edit.
  • Powerful image stabilization for shaky footage.
  • New: nested timeline for organizing your projects more efficiently.
  • New: Optical flow slow motion for professional Slow-Motion scenes.
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Foldable RC GPS Drone with Altitude, Latest Waterproof Professional RC Drone with 6K Camera Rotation, Ultralight FPV Drone Quadcopter, Headless Mode, Follow Me, 25 Mins Flight Time, Encircling Flight

  • ...wer up to 3200Rpm, can withstand level7 winds. An intelligent flight battery provides a maximum flight time of 25 minutes, GPS assisted flight, it can perform automatically return home when the drone lost signal, out of range or low power, never have to worry about it away..
  • 【INDOOR AND OUTDOOR】- It both support optical flow positioning and GPS positioning. Optical flow positioning provides you a safer indoor flight while GPS positioning gives a more free and stabilized outdoor flight. They also help the drone precisely lock the height and hover stably to achieve better performance photograph or videos..
  • 【INTELLIGENT AND FUN】 - Gesture control makes selfie so easy, simply rise your hand or pose V sign, the drone will take photos and videos.
  • Draw a path on phone screen, and the drone can automatically fly along the routs you set..
  • 【PORTABLE & FOLDABLE】 - The drone comes with a compact design that drones arms and propeller blades can be folded to carry. Weighing in about 480g, this drone is both lighter and safer than many other drones. It becomes more simple to access even for drone beginners and is also a perfect companion for travel..
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POLAR Vantage M Fitness Watch - Black -

  • ULTRA-LONG BATTERY LIFE: Up to 30 hours of training time with GPS active, the durable and waterproof all-in-one Polar vantage M is for those who love setting records.
  • POLAR PRECISION PRIME SENSOR FUSION TECHNOLOGY: Accurate optical HR monitoring for 130+ sports includes swimming, cycling.
  • TRAINING LOAD PRO and RECOVERY PRO:: The vantage m is the fitness and biking activity tracker, separating cardio, muscle and perceived load, get a comprehensive view of how training sessions strain your body, follow your recovery level and get insights to your sleep to avoid overtraining or injuries.
  • Nightly recharge helps you make the most of your day even when your resources are low, it offers you practical tips on how to train, sleep better and regulate your energy levels.
  • More than a swim/bike/run watch: Together with Polar flow and Polar flow for coach, Polar vantage M forms a complete activity and training solution for an athlete’s training, automatically sync training data to Strava, training peaks, etc.
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Solid Round Clear Glass Boiling Stones, 6mm Dia, (Aprox 1000 Beads/10 oz)

  • About 280g / 10oz pack of beads, will contain aproximatley 1000 individual beads 4 to 6mm diameter beads.
  • Good optical clarity and chemical stability.
  • Use in check valves, visual flow equipment, and many lab and experimental applications.
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Contixo F16 FPV Drone with Camera for Kids - 2.4G RC Quadcopter Drones for Kids and Beginners with 6-Axis Gyro, 1080P HD Camera, Follow Me Mode, Gesture Control, Headless Mode, WiFi, 2 Batteries

  • 1080P HD CAMERA & WIFI - Our RC drone is well equipped with a 1080p HD camera to allow you to capture beautiful moments from the bird's eye perspective as you fly the small drone. Using our phone app, you can see the live video and take aerial photos in real-time as you go..
  • OPTICAL FLOW & ALTITUDE HOLD - Our remote control drone has an optical flow positioning feature that uses a stabilization system to stay set at a fixed height. The altitude hold function allows the kids drone with camera to hover in mid-air, making it easy to capture fantastic images and videos..
  • MULTIPLE CONTROL MODES - Our drones with camera for kids and adults are also equipped with a built-in follow-me mode and intelligent gesture controls. The smart controls allow you to capture images and record videos while making the flying experience as smooth as possible..
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