ESP8266 Serial WIFI Witty Cloud Development Board ESP-12F Module MINI Nodemcu
- LDR Light Sensor on board
- WS2812 Led on board
- 3x tactile buttons (1x in the Witty board and 2x in theCH340 board)
- Micro USB connection for power and/or programming
- Uses latest ESP-12F module with 4M flash and integrated antenna
- Includes CH340G USB-to-UART programmer
- Includes LDR (light dependent resistor a.k.a photoresistor) connected to ESP’s ADC pin
- RGB LED connected to GPIO 12,13 and 15
- It supports 3 modes AP, STA, AP+STA
4 Series 40A 18650 Lithium Battery Protection Board 14.8V 16.8V with Balance for Drill Motor Lipo Cell Module
- For the successful start of the drill, it requires three 15C-20C power battery, or six 10C-15C power batteries (ordinary 18650 cannot start the drill!!)
- Strictly according to map wiring 0V, 4.2V, 8.4V, 12.6V, 16.8V, do not deliberately short circuit.
- Overcharge protection,
- Over-discharge protection function, short circuit protection function,
- Overcurrent protection function, band balance.
4 Series 30A 18650 Lithium Battery Protection Board 14.8V 16V with Cable
- For the successful start of the drill, it requires three 15C-20C power battery, or six 10C-15C power batteries (ordinary 18650 cannot start the drill!!)
- Strictly according to map wiring 0V, 4.2V, 8.4V, 12.6V, 16.8V, do not deliberately short circuit.
- Overcharge protection,
- Over-discharge protection function, short circuit protection function,
- Overcurrent protection function, band balance.
10000W Original Chips Thyristor Super Power Electronic Regulator can Change Light Speed and Temperature
- Operating Voltage: AC 220 VDC
- Maximum Power: 10000W
- Voltage Range: AC 0-220V (adjust temperature or light)
- Controller Size: 95.7*56.7*53.8mm
- Panel Size: 74.6*59.8*2.3mm
- Cable Length: 287mm
- New two-way high-power SCR, max current up to 80A.
- Voltage regulator with the peak voltage absorption circuit effectively protects the high-power SCR and has a longer service life.
- Built-in heat sink, thickened to increase the heat sink, good heat dissipation, easy to install.
- 57A high current terminal block, simple wiring, strong button adjustment stability.
- Omron original tact switch, Fairchild original photoelectric coupler, all metal film resistors are stable and durable.
- The value is automatically saved. After power-on, it will automatically start to the last adjusted value.
- Weight: 200gm
5000W Super Power Thyristor Electronic Voltage Regulator, Adjust Light Speed Temperature
- Operating Voltage: AC 220 VDC
- Maximum Power: 10000W
- Voltage Range: AC 0-220V (adjust temperature or light)
- Controller Size: 95.7*56.7*53.8mm
- Panel Size: 74.6*59.8*2.3mm
- Cable Length: 287mm
- New two-way high-power SCR, max current up to 80A.
- Voltage regulator with the peak voltage absorption circuit effectively protects the high-power SCR and has a longer service life.
- Built-in heat sink, thickened to increase the heat sink, good heat dissipation, easy to install.
- 57A high current terminal block, simple wiring, strong button adjustment stability.
- Omron original tact switch, Fairchild original photoelectric coupler, all metal film resistors are stable and durable.
- The value is automatically saved. After power-on, it will automatically start to the last adjusted value.
- Weight: 200gm
5000W Thyristor Voltage Regulator, Adjust Light Speed Temperature
1200w DC DC Boost Step Up Converter 8-60V to 12-83V 20A For Car Laptop Solar Battery
- Input voltage :10-60V
- Output voltage: 12-83V (adjustable)
- Output Current: 12A
- Input Current: 20A
- Constant current range: 0.3 - 20A
- Output power: = input voltage x 10A
- Working temperature: -40~+85 degrees
- Working frequency: 150KHz
- Conversion efficiency: ≤95%
- Connection mode: welding output (please use big current and pure copper wire)
- The non-isolated step-up power conversion module
- Onboard LED illuminates when the voltage is applied to the module
- Equips Multi-turn Potentiometer.
- Overcurrent protection: there is a certain range of error in the input over 30A, automatically reducing the output voltage.
- Short circuit protection: there is (input 40A fuse) double short circuit protection, use more secure.
- Has big heat sink to dissipate heat properly but can add an external fan to the module.
- Dimension (mm): 130 x 52 x 46
Aluminum substrate Vehicle laptop power supply 250W high power boost constant current LED boost drive
- Module properties: non-isolated boost module (BOOST).
- Input Supply voltage: DC 10 ~ 40V
- Input current: 6A (MAX)
- Static operating current: 10 mA
- Output voltage: DC 10 ~ 50 V
- Constant current range: 0.2 ~ 6
- Operating Temperature: -40 ~+85°C
- Working Frequency: 150 KHz
- Conversion efficiency: 92% ~ 96%
- Output voltage: DC 10~50V, can be continuously adjustable (default output is 19V).
- Output current: 6A MAX, when exceeds 4A, please strengthen the heat dissipation (related to input and output pressure difference, the larger the pressure difference is, the smaller the output current is).
- Output power: = 240W, for example: input 12V * 6A = 72W, input 24V * 6A = 144W, input 36V*5A=180W, input 48V*5A=240W.
- Input reverse connection protection: Yes (less than 5A).
- Mounting method: 4* 3mm screw holes.
- Connection mode: Wiring output.
530pcs Colorful Heat Shrink Tubing Insulation Set
- Material: Polyolefin
- Shrinkage Ratio: 2:1 (will maximum shrink to 1/2 its supplied diameter)
- Minimum Shrinkage Temp: ≥84°C
- Full Shrinkage Temp: ≥120°C
- Operating Temperature: -55°C to +125°C
- Tensile strength: 10.4 Mpa
- Dielectric strength: 15 KV/mm
- Manufacture specification: ISO9001
- Cutting method: scissors or sharp Flammability knife: hardly flammable Package size: approx. 190*130*36mm
- Package include : 530pcs x Heat Shrink Tubing Insulation Shrinkable Tube
“21PCS 6.0mm Colorful Silicone Rubber Heat Shrink Tube
- Nominal pressure: 600 V.
- Material: Polyolefin
- Inner diameter: 6 mm
- Shrinkage factor: 2: 1 (max. shorten to 1/2 of its delivery diameter)
- Length: 45 mm
- Minimum initial shrink temperature: + 70
- Minimum full shrink temperature: + 125 ℃
- Tensile strength: 10.4 MPa
- Dielectric strength: 15 kV / mm
- Cutting method: scissors or sharp Flammability knife: hardly flammable
- 7 colors in total: yellow, blue, black, green, red, white, transparent
- Sleeve Length 0.1 m
- Sleeve Internal Diameter 4.5 mm
- Long-lasting life.
- A convenient element for a technician or hobbits is a working stand, car or van.
- Very convenient and easy to use
- Weight: 290 g
25pcs Button Switch Kit
- Relative Humidity: 95%
- Rated Voltage: 12V
- Rated Current: 50 mA
- Contact resistance: 50M Ohm Max (initial)
- The insulation resistance: 100M Ohm minDC (250V)
- The compressive strength: AC250V (50/60Hz for 1 minute)
- Mechanical life: 100000 cycles
- The environment temperature: 25° ~ + 105°
- The operating strength: 180/250 (plus or minus 30gf)
- Dimension: 12 * 12 * 7.3 round convex type
- Total Buttons: 25pcs
- Colours: 5 (Black, Red, White, Blue, Yellow)
