ReviewsFan less Power Supply

OPOLAR Battery Operated Recahrgeable Desk Fan for Home Camping Hurricane, 9 Inch Battery Powered USB Fan with Metal Frame, Quiet Portable Fan with 5200 mAh Capacity & Strong Airflow

【 Lasts Longer】: Equipped with two rechargeable 2600 mAh batteries, with the working time of 6-9 hours this battery and USB fan is environment-friendly and energy saving. Please take the little white tap out when first use..
【Quieter Fan】Everybody loves a fan that does not make noise. This fan is exactly what you want. Its noise is less than 40dB, which creates a quiet environment for your work and sleep..
【Multiple Power Supplies】The ease of use is what OPOLAR always brings to you. This fan comes with several power supply options so you can use it on batteries or via USB by connecting to a computer, power bank, etc. You can even power the fan with a wall adapter. Note: This fan cannot be charged with regular battery, except top flat 18650 Li-ion battery..
【Adjustable metal frame】The fan has a 9-inch sturdy metal frame that can be adjusted 360-degree up and down manually so you can choose the wind direction easily according to your height or position..
【Easy to clean】The metal frame is easy to move. The blade can be cleaned with the wet cloth..

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SHNITPWR 12V 15A 180W Power Supply Adapter 110V / 220V AC to DC Universal Regulated Switching Power Converter Transformer LED Driver for LED Light Strip 3D Printer CCTV Security System LCD Monitor

Universal switching mode power supply. Input: AC 110V / 220V, 50 / 60Hz.
Output: DC 12V, Max 15A, 180W. The default output voltage is 12V DC, but it can be regulated by 15%, from 10.2V to 13.8V. Two sets of output channels available..
It can supply with all amperage less than 15A. ---such as 1A, 2.5A, 4A, 6A, 10A, 15A. For example, if your device draws 12A, then 12A will be supplied. If draws more than 15A, only 15A will be supplied and power supply will be damaged soon. NEVER OVERLOAD!.
Certified by FCC CE ROHS. We focus on producing high quality power adapters. No noise, low temperature operation, no spontaneous combustion, no explosion, no fire hazard, stable output. Automatic overload cut-off, over voltage cut-off, automatic thermal cut-off, short circuit protection..
It is perfect for 5050 3528 12V LED Strip Light, Wireless Router, ADSL Cats, HUB, Security Cameras, Audio/ Video Power Supply, 3D Printer, LED Driver, CCTV Security System, LCD Monitor, Webcam Router and other 12V devices less than 180W..
There is no built-in fan, silent running. Metal case with many holes makes ....

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Iodine-Potassium Iodide Solution, Laboratory Grade, 100 mL

Easier to Set Values - Encoder switch is used on Kungber dc power supply 2021 version to replace the potentiometer switch which is widely used but not easy to adjust. On this version you can just “set” Voltage and Current instead of “adjust”. Make works accuracy, easy and fast..
4 Groups of Internal Memories - You can set 4 groups of commonly used Voltage and Current combination and easily recall them by press “M1-M4”. Use the “ADJUST” knob to set new combinations..
Output Switch Control - Sometimes we need to switch between different voltage or current outputs, but we often forget to unplug the previous instrument and cause to burn out, which often occurs in the maintenance. Output switch is designed to solve this problem. By pressing the On/Off key, the required voltage and current can be adjusted without the actual output power, which makes this benchtop DC power supply more secure and more energy efficient..
Reliable and Safety - Kungber variable power supply use premium electronic components, provide reliable working status and prolong the product life effectively. Many safety measures are adopt in Kungber power supply- Grounding wire, Leakage protection, Thermal protection, Voltage overload, Power overload and Short-circuit protect....

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Smraza Raspberry Pi 3 B+ Case with Fan, 5V 2.5A Power Supply and 3 Heat Sinks for Raspberry Pi 3 Model B+ (B Plus), 3B, 2B

✓ The Latest Version 9 Layers case for Raspberry Pi 3 model B+ / Raspberry pi 3 /pi 3 model b / pi 2 / pi 2 b (Not include Pi Board).
✓ Raspberry Pi Case has the layout design for the Raspberry pi 3 model b+ and will perfectly protect your pi components.
✓ Easy to access all GPIO ports - Raspberry pi case with cutout to allow Pi's GPIO, HDMI, USB, SD, Power Supply and Other GPIO Ports access.
✓ Made of Acrylic, the raspberry pi 3b case Won’t Block your raspberry pi's Wifi / Bluetooth Signal.
✓5V 2.5A power supply with 59 Inch power cable is durable, on/off switch would cause less wear and tear on your raspberry pi's power port. Package Include: Raspberry Pi 3 B+ Case, Fan, 3 Pcs Heatsinks, 2.5A Power Supply.

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Volvox sp, Living

【High Precision, Low Ripple, Big LED Display, Output Switch Control】NICE-POWER 120V 3A DC power supply is a professional power supply regulator with high accuracy of 0.01V and 0.001A, low ripple of DC power supply. The backlit 4-digits LED display has the advantage of high resolution, which can be easily viewed even if you are in low-light conditions . Adjust the required voltage and current through the output switch button without the actual output power, safer and more energy efficient..
【CE & FCC Certification, Multiple Protection, Various Application】Lab power supplies have passed CE & FCC Certification. 120V DC power supply has multiple protections: overvoltage protection, overcurrent protection, overheating protection, over power protection, short circuit protection, leakage protection. DC power supply is suitable for LiFePO4 battery charging, arduino project, laboratories, schools, electronic maintenance , electrolysis, electroplating, lamp test, aging test, DIY, etc..
【Front Power Switch , Stable Vertical Design, Lightweight and Portable】The front power switch is very convenient. Bench power supply adopts stable vertical design, DC power supply has shock absorber rubber feet at the bottom, so it will be safer and more stable during ....

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ARCTIC Case Fan Hub - 10-fold PWM Fan Distributor with SATA Power - Black

CABLE MANAGEMENT: Case Fan Hub can be placed in housing, it's connected to motherboard with one cable, you can do without many additional cables and....
SYNCHRONOUS FAN CONTROL: Your set PWM signal is passed on synchronously to all fans connected to the Case Fan Hub, the RPM of the first fan slot are....
EXPAND YOUR VENTILATION: Even if you don't have enough fan headers on your mainboard, the case fan hub expands your system by 9 more case fan slots.
EXTERNAL POWER SUPPLY: The fans are powered directly from your power supply via Sata Power, there is no voltage loss at the fan speed and smooth,....
TECHNICAL DETAILS: Output: 10 x 4-pin PWM Socket, Output Current: up to 1 A per Port, Input: SATA Power + 4-pin Fan Header, Input Current: up to 4.5....

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DC Power Supply Variable, 30V 10A Bench Power Supply with Memories, Output Switch, Adjustable Switching Regulated Power Supply with 4-Digits Display, Encoder Adjustment Knob

High Precision with 4-Digit and Power Display: Kungber 30V 5A DC benchtop power supply is a professional power supply regulation device that has a high resolution of 0.01V and 0.001A. You can easily tune it within 0-30V and 0-5A. The backlit 4-digit LED display provides a more accurate readout for the voltage and current value, visible easily even in the low-light conditions..
Constant Voltage (C.V.) & Current (C.C.) Mode Automatic Conversion: Easy to dial in the desired voltage and current with the coarse and fine adjustment knob. The constant voltage/current mode can automatically switch with load changes. The conversion of constant voltage and constant current is indicated by the LED display on the front panel..
Compact and Various Application: This DC power supply is less than 3 lb and measures only 9.5 x 3.4 x 6.1 inches, applies for laboratory, school, repair, electrolyzation, electroplate, brush plating, lamp test, aging testing, battery charge, home DIY and other requirements. 5V/2A USB Interface could charge your cellphone and provide power for the device which you want to repair, no worry about running out of power..
Reliable and Safety: Many safety measures are adopt in Kungber DC bench power supply- Grounding wire, Leakage protection, Therma....

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TOAUTO DC Power Supply Variable 30V 10A，Adjustable Switching Regulated Lab Power Supply with 4 Digits Large Display,Course and Fine Adjustments (0.01V-0.001A)，Temperature Controlled Fan and Low Noise

【High Precision, Wide Range】The DC power supply is a professional power regulation device that designed with crystal clear, backlit 4-digit LED display of voltage, current, and power. Precise accuracy: 00.01V and 0.001A. You can easily tune it within 0-30V and 0-10A.
【Multifunction 】The easy-to-use rotary knob of coarse and fine could adjust the data of voltage and current digit by digit, which allows you to set the desired output resolution quickly and easily in 30V 10A. The precision 10A dc power supply also comes with high-quality pure copper toroidal transformer, intelligent temperature-controlled fan, unique solar heat dissipation function and 4-in-1 power supply, including universal, digital control, programmable, and timing output power supply.
【High-Quality & Multiple Protections】The dc regulated power supply comes with over-voltage, over-current, over-power, over-heat, short-circuit, five powerful protection function. The built-in fan low noise & low ripple,prolonging the life of product effectively. In addtion, the power supply variable displays voltage, current and power simultaneously and the keyboard can be locked to avoid misoperation.
【Excellent Heat Dissipation】The lab bench power supply is equipped with a big fan control....

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SmartDevil Small USB Desk Fan, 3 Speeds Portable Personal Desktop Table Fan with Pasteable Hook, Dual 360° Adjustment Mini Fan, Quiet Operation, for Home Office Car Outdoor Travel (Black)

【Portable and Silent】This portable desk fan is light and compact so you can carry it anywhere. Only 9 oz, it takes up small space. The noise less than 50 dB provides you with quiet enjoyment. Perfect for use in home, office, desktop, camping, or travel..
【360° Adjustment】The small desktop fan can rotate horizontally and vertically within the range of 0 to 360 degrees to provide wind in any desired direction to quickly cool you down. Forget the heat..
【Three-speed Adjustable】Low/medium/high speed level. Adjust appropriate fan speed by pressing the power button repeatedly. Third gear which can be variable speed design provides you more choices in different temperature environment..
【USB Powered】Powered by a 38 inches USB cable, the usb table fan is compatible with PC, power banks, wall chargers and any other USB-enabled power supply. USB fan is energy-saving and environmentally friendly..
【Upgraded Design】Removable front cover is easy to remove for cleaning the fan blade. The attached adhesive hook makes it easy for you to hang the personal fan on the wall or other places..

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Gaiatop USB Desk Fan Small But Powerful Portable Quiet 3 Speeds Wind Desktop Personal Fan Adjustment Mini Fan for Better Cooling Home Office Car Indoor Outdoor Black

Enjoy Cool Summer: Gaiatop upgraded desk fan is equipped with 4-speed strong wind, ultra-quiet and 90-degree adjustable. Brings you unimaginable....
Powerful, Comfortable: Thanks to a premium motor, 6.5" frame, 5.5" blade and advanced technology. Low/Medium/High/Strong speed levels and flexible....
Ultra Quiet: This small table fan is expertly engineered to produce little noise (less than 50dB!) that won't disturb your sleep and reading, ideal....
USB Powered: Powered by a long usb cable (4.92ft), portable desk fan works with computers, laptops, power banks, other usb-enabled power supply and....
Easy to Use: One-key to start the usb fan and freely select the wind gear, detachable frame for easy cleaning of fan blades and frame, usb port is....

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BESTEK 1000W Pure Sine Wave Power Inverter DC 12V to 110V AC Car Inverter with Digital LCD Display 4.2A Dual USB Charging Ports

BESTEK power inverter: America's #1 power inverter brand. Supply 1000W continuous DC to AC power, featuring 2 AC outlets and 2 smart USB charging....
Pure sine wave inverter: Superior to modified sine wave inverter, greater drive capability,better protection to sensitive equipment, less audible and....
Digital LCD display: Can show you the input/output voltage,output power and indicate protection in time, convenient for you to master the power....
Silent cooling fan: The cooling fan will automatically rotate at different speed according to power load and temperature, this design help to reduce....
Multi-Protection: Built-in 4*50 amps fuse to protect your battery and devices. Safe charging technology provides protection against overheating,....

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