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  1. Diven

    Quadcopter Lipo Review: Tattu R-line 1300mAh 4s 95c lipo battery

    Although I requested only one R-line 95C 4s Li-Po, I received 3 pieces. Nice surprise, thanks again. Batteries were well packed in a huge box. Each battery comes with its own safety instructions and charging plug protector. Battery measures around 36 x 72 x 32 mm (W, L , H) and weights 163...
  2. Diven

    Beautiful Scenery By DJI Phantom 4 Pro

    DJI Phantom 4 PRO is a very professional 4K camera drone, here are some beautiful photos of Hong Kong caped’ agular marine reserve sunrise by DJI Phantom 4 Pro.
  3. Diven

    Tattu 2305 2450KV Motor Review

    Tattu has been an active member of the miniquad community since the early days, but this is their first foray into the motor world. Tattu 2305 2450KV Motor is an interesting FPV drone motor as a first entry as it bucks a few of the current trends in the dominant motors on the market. The...
  4. Diven

    What about Xiaomi drone 4K and DJI Phantom 3 SE?

    There are two photos compare with Xiaomi drone 4K and DJI Phantom 3 SE. View these and tell me which one do you like better.
  5. Diven

    What do you think about this 180 build parts?

    I saw someone share his 180 quad build parts and I'm very interesting in it, and I will list his quad build parts, I want to know which one is good and bad? give me some advice, Just want to learn more build experience. Maybe I will build a scuh quad in future. These are the 180 quad build...
  6. Diven

    How to build a fast quad?

    I have read a news: On July 13th, 2017: DRL joined The Guinness book of World Records to fly the custom DRL Racer X. DRL’s RacerX succeeds in world record attempt. They got the fastest speed: 179.3mph. That's a amazing speed, but I don't need so fast speed, I just want to know how to build a...
  7. Diven

    How to choose a Prop for quadcopter

    Hi everyone, I got a question about how to pick the right Prop for the right motor and esc and frame I bought. I also bought RTF quad and I have less experience to build a quad. But last month I got some free motors, ESCs and lipo battery form GensTattu’s giveaway. These are: Tattu 2305 2450kv...
  8. Diven

    Quadcopter frame, Lipo battery, motor and propeller size matching table

    There is a quadcopter frame, lipo battery, motor and propeller size matching table, I share it for beginners to know how to choose frame, lipo batteries, quadcopter motors and propeller.
  9. Diven

    Low LiPo Cell

    This is my first time to play FPV, there is a problem about Lipo battery. I only have a couple 3s LiPo batteries for my quadcopter. I broke them in when I got them, charging and discharging at 1c. Problem is, one of my batteries has a cell that, when the others drop to 3.7v while flying, the...
  10. Diven

    Is there anyone have flight Xiaomi drone 4K?

    I have watched the Xiaomi drone 4K for a long time, but I can't get it because it is seems not sold for USA. Last week I found there is Xiaomi drone 4K sold on GensTattu, so I prepare to buy one. But before buy it, I want to know is there anyone flight it? or where can I get some reviews of...
  11. Diven

    Solar Powered Battery S-Line is Coming & Giveaway??

    I saw a post on Tattu World Facebook Page, They said that: We are so excited to announce the First Tattu Solar Powered Battery will be launched in May. One of the great features of this battery is that it comes with a solar panel for constantly solar charging in the sun, embed in the sticker...
  12. Diven

    Battery Modification

    My friend ask me a question about battery: He has recently purchased a Syma X8HC Quadcopter. The controller takes 4 AA Batteries. He asked me, Is there any reason that a rechargeable 6-7 V. LI-ion or Lipo battery pack could not be used instead of the throwaway AA's. I also would think one may...
  13. Diven

    What do you need to get before Start a Drone Racing

    I think most RC drone fans like to watch drone racing, but do you know what does a FPV drone Pilot need to get before start a drone racing? Drone racing is not a simple sport, but it’s not too complicated once you know what you need to buy, if you want to be a drone racing pilot or know more...
  14. Diven

    Complete these three Lipos and which one is the best suit for racing drone?

    There are three 1300mAh 4S Lipo batteries with different discharge rate and brand. And I want to know which one is the best suit for racing drone? I have a Skylark M4-FPV250. Can you give me a good advice or other advice? These are three Lipos: Tattu 1300mAh 4S 75C Lipo battery...
  15. Diven

    Wingsland S6 4K handheld drone

    Wingsland S6 is a Unique Slim 4K intelligent pocket drone, it is 26.8mm thick only, 230g weight, just like a iPhone 6s, you can put it on your pocket, so we call it pocket drone or handheld drone. Wingsland S6 have a 4k camera and many features you will be able to take the best photos and videos...
  16. Diven

    How to choose a battery for my first quadcopter?

    I have bought a QAV 180 airframe, its weight is 85g (with PDB and hardware), 90g with included Landing Gear. It is designed around 4" props and 1806 size motors with 2300kv and up. And it is recommend to use 1000mah-1300mah 3s or 4s lipo battery. I don't how to chose a better lipo battery. Is...
  17. Diven

    DIY a quadcopter, power supply problem discussion

    Now I am DIY a quadcopter, all the programs are completed, I began to design the hardware, but the power supply has encountered some problems. I used a 2200mah 3s lipo battery , and now the main chip power supply is 11.1V. I want to ask do you have any good way of buck power supply? Can I use...