Geekcreit diy ds3231

SELECTED OPTION: COLOR: PINK CLICK HERE for more options in this item. Description:   This DS3231 clock using Touch Key Control,the Brightness can be adjustable. Of course it also can shows temperature, day, date and important festival!Like New Year's Day,Christmas Day, Valentine's Day and so on.Besides,it has five kinds of switched mode,and you can also select the date of birth, It can show Happy Birthday when the date is coming. 1. Using DS3231 high precision clock chip(with temperature compensation)it can accurately travel time     after powered by backup battery(more accurate than the DS1302 clock chip). 2. Two Touch Key input replace the physical keys,to prevent the long-term press damage.     Long Touch the Menu key you can enter the Menu functions to prevent interference. 3. Four-color optional,you can choose White,Pink,Blue and Green color. 4. PCB Size: 15cm x 8cm.it can shows the big font by the big size. 5. Ideal digital clock DIY kit for electronics enthusiasts, easy to install. 6. Can connect with USB cable for 5V power supply, convenient for use. 7. Designed crystal acrylic shell. 8.  Manual is.   Function:   1. Long Touch the Menu key enter the Menu functions, Short Touch the Next key to select the function. 2. After selecting the function, short touch the Menu key to confirm to enter, after entering also through     Next key to select the change. Touch the Menu key again to confirm the set will switch back to the normal display. 3. The menu has TIME(Set Time), DATE(Setting the date), ALAR(Set the alarm), FONT(set the different font),     DISP(switched mode), MIDP(intermediate second point action), FMT(Set 24-12 format), BRH(Set the date of birth),     BRIG(Set the Brightness). Package included: 1 x  DIY DS3231 Touch Key Control Brightness Adjustable Big Size Dot Matrix Alarm Clock Kit(Without CR1220 battery)

SELECTED OPTION: COLOR: WHITE CLICK HERE for more options in this item. Description:   This DS3231 clock is designed to be completely sealed with an acrylic oval shape, very suitable for display on the desk. Using 4mm size high-brightnesss Dot-Matrix, even in the bright light situation is still clearly visible. It also has five level of brightness adjustable. Both sides of the back have a Touch Key control and with sound feedback to recognize whether the key is touch. Of course, it also can shows temperature, day, date and important festival! Like New Year's Day, Christmas Day, Valentine's Day and so on. Besides, it has five kinds of switched mode, and you can also select the date of birth, It can show Happy Birthday when the date is coming. That makes the clock no longer looks simple. 1, Using DS3231 high precision clock chip(with temperature compensation)it can still accurately travel time after powered by a backup battery(more accurate than the DS1302 clock chip). 2, Two Touch Key input replace the physical keys, to prevent the long-term press damage. Long Touch the Menu key you can enter the Menu functions to prevent interference. 3, Four-color optional, you can choose Red, Blue, Green and White color. 4, Whole Size: 11.7cm*4.2cm*1.6cm. 5, Ideal digital clock DIY kit for electronics enthusiasts, easy to install. 6, Can connect with USB cable 5V for power supply, convenient for use. 7, With the white circuit board it looks more clearly, and designed by crystal acrylic shell. 8, Manual: Function:   1, Long-Touch the Menu key enter the Menu functions, Short Touch the Next key to select the function. 2, After selecting the function, short touch the Menu key to confirm to enter, after entering also through Next key to select the change. Touch the Menu key again to confirm the set will switch back to the normal display. 3, The menu has TIME(Set Time), DATE(Setting the date), ALAR(Set the alarm), FONT(set the different font), DISP(switched mode), MIDP(intermediate second point action), FMT(Set 24-12 format), BRH(Set the date of birth), BRIG(Set the Brightness).   Package included:   1 x  DIY DS3231 Touch Key Precision Hight-Brightness LED Dot Matrix Display Desktop Alarm Clock Kit (Without CR1220 battery)

Geekcreit™ DIY T200 NodeMCU Aluminum Alloy Tank Track Caterpillar Chassis Smart Robot Kit Description: A novel design has already coming for the tank chassis, with beautiful shape, and full metal aluminum alloy structure. In this tank chassis, a space for 9g servo is left for the ultrasonic sensor, and a space for MG995 servo is also left to rotate the mechanical manipulator. What’smore, UNO R3 and NodeMCU development boards are also designed to install. In addition, the metal panel can be used to install the wheeled car by install the 25mm and/or 37mm motor frames. Interesting, a LED light is installed to brighten the dark in the night. Under the help of the motor, the tank chassis can be smoothly turn left, right, circle, forward and backward, ect. This tank/car chassis is assembled by ESP8266 WiFi module, Based on which, doit company has already designed and developed the mobile phone App with Android and iOS version. By the Apps, the tank/car chassis can finish some basic functions, such as, forward, left & right, back, and return. Doit company provides the richful documents, including the source code, which can let many developers, lovers, and students to DIY the wanted functions. More details, please see the "download" menu. Some useful download links:   Motor DataSheet for Tank/Car Chassis: http://bbs.smartarduino.com/showthread.php?tid=2039 Chassis Installation http://bbs.smartarduino.com/forumdisplay.php?fid=21 Software manumal http://bbs.smartarduino.com/showthread.php?tid=2036 Android App http://bbs.smartarduino.com/showthread.php?tid=1978 iOS App http://bbs.smartarduino.com/showthread.php?tid=2037 FirmWare http://bbs.smartarduino.com/showthread.php?tid=2013 Motor shield http://bbs.smartarduino.com/showthread.php?tid=6 NodeMCU http://bbs.smartarduino.com/forumdisplay.php?fid=2 Specification:   Name: T200 Intelligent track car/tank chassis Material: aluminum alloy Wheel: metal Track: plastic Product size: about 300 x 220 x 55mm (length x width x height) Weight: 1200g Color: golden yellow Motor Parameters:   Name:25mm gear motor Output speed: 150±10%rpm No_load current: 200mA (Max) Stall current: 4500mA(max) Stall torque: 9.5kgNaN Rated speed: 100±10%rpm Rated torque: 3000gNaN Rated current: 1200mA (Max) Noise: 56dB Working voltage: 9V Outside Shaft Length: 14.5mm Shaft End Play: 0.05-0.50mm Screw Size: M3.0 Dia. Of Shaft phi 4mm, D3.5 Encoder: 2pulses/circle Working voltage for sensor: 5V Shipping List: Chassis:1 pcs Driving wheels: 2 pcs Bearing wheels: 6 pcs Track:2 pcs (can be changed the length) DC motor: 2 pcs LED light: 2 pcs NodeMCU development kit: 1 set 18650 battery box: 1pcs(Batteries not included ) Screws:several Screw tools: 3 pcs

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Geekcreit™ DIY NodeMCU Lua 4WD Open Source ESP8266 ESP-12E WiFi Smart Car Kit Description: This WiFi RC smart car is designed and developed based on ESP-12E from ESP8266, which can be controlled by mobile, PC. Some useful download links: For NodeMcu Lua + WiFi Motor shield, please go to Product ID: 1021716 Motor DataSheet for Tank/Car Chassis: http://bbs.smartarduino.com/showthread.php?tid=2039 Chassis Installation http://bbs.smartarduino.com/forumdisplay.php?fid=21 Software manumal http://bbs.smartarduino.com/showthread.php?tid=2036 Android App http://bbs.smartarduino.com/showthread.php?tid=1978 iOS App http://bbs.smartarduino.com/showthread.php?tid=2037 FirmWare http://bbs.smartarduino.com/showthread.php?tid=2013 Motor shield http://bbs.smartarduino.com/showthread.php?tid=6 NodeMCU http://bbs.smartarduino.com/forumdisplay.php?fid=2 Features: Color: Red, Blue, Green, Black, Transparent (Optional) Motor power supply (VM): 4.5V ~ 36V, can be a separate power supply; Control power (VIN): 4.5V ~ 9V (10VMAX), can be powered separately; Module provides short-circuit sub (short the VM and VIN), you can easily use one power (which must be 4.5V ~ 9V) simultaneously drive and control the motor; Logic Operating current Iss: ≤60mA (Vi = L), ≤22mA (Vi = H); Working current driving portion Io: ≤1.2A; Maximum power dissipation: 4W (T = 90 ?? Control signal input level: High: 2.3V≤VIH≤VIN; Low: -0.3V≤VIL≤1.5V Working temperature: -25 ??~ + 125 ??/span> Drive Type: Dual high-power H-bridge driver Support wireless 802.11 b / g / n standards; Support STA / AP / STA + AP three operating modes; Built-in TCP / IP protocol stack to support multiple TCP Client connection (5 MAX); D0 ~ D8, SD1 ~ SD3: used as GPIO, PWM, IIC, etc., port driver capability 15mA; AD0: 1 Road ADC; Current: continuous transmission: ≈70mA (200mA MAX), Standby: Transfer rate: 110-460800bps; Support UART / GPIO data communication interface; Remote firmware upgrade (OTA); Smart Link supports intelligent networking capabilities. Car battery: 4 x AA batteries, batteries not included!! (Battery Case not included) Package included: 1 x car chassis 1 x ESP-12E motor shield 1 x NodeMCU development board

SELECTED OPTION: COLOR: RED CLICK HERE for more options in this item. Description: Of course, to do a fun clock should certainly should not only time, but also other temperature, day, date, or even an important festival! Lunar New Year holiday! Chinese New Year! Mid-Autumn Festival! Christmas! Valentine's Day!  1. gravity sensor, can normally display time after rotating 2. Use the DS3231 temperature-compensated precision clock chip, access to back-up battery power, still can operate 3. The date and time the alarm a week does not fall. 4. A variety of display fonts can be selected 5. A variety of display can be selected 6. the colon operation to switch (4 modes) 7. temperature display 8. mirror black crystal acrylic shell 9. The whole point timekeeping, and the Half time timekeeping (7:00 to 23:00) Function:   1. Press set button to enter select Settings menu, by +, - keys to select the function. 2. After selecting the function, press set button to confirm to enter, after entering also through +, - key to select the change. Press the button again to confirm the set will switch back to the normal display. 3. The menu has  TIME  (Set Time),  DATE  (Setting the date),  ALAR  (set the alarm),  FONT  (set the font),  DISP  (display settings),  MIDP  (intermediate second point action). Package included: 1 x DIY DS3231 Gravity Sensor LED Digital Phantom Clock Kit Not included the battery 

Description: This small handheld POV spining kit designed as a white rounded triangle shape,that makes the weight of the three sides maintain balance. combined to the high-speed 608 rotation bearing,it can rotate for more than one minute and won't shake to the side.you can put it on the desktop or between the fingertips when rotating the side of the kit,and it can shows the different color of the pattern when spining.there're 18 patterns and the pattern can be change automatically. this is a beautiful and interesting DIY kit for the diy enthusiast. Manual is here ! Features: White Round Triangle Shape PCB designed; Using 3528 RGB Led to Display; 18 kinds of different color changing pattern; Using the High-speed 608 Rotation Bearing,it can rotate for more than one minute; Power Supply: 2x3V CR2032(NOT Included); One button ON/OFF Power function; Auto Power Off in 5 minutes without Operation; Finished Product Size: 72mm x 65mm x13mm; Function: 1, Load two CR2032 batteries and press the button to power on. 2, It can spinning on the desktop or between the fingertips when rotating the side of the kit,and shows the different color of the pattern. 3, Press the button again or without operation after 5 minutes to power off. Package included: 1 x Geekcreit® DIY Round Triangle LED Handheld POV Rotation SMD Learning Kit

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