Top 300ma Constant Current Output Reviews

Crank 2.0 (Radio Edit)

World Wide Input Voltage 100-240VAC 50/60Hz. OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection). Tested Units. In Great Working Condition. UpBright 30 days money back guarantee. 1 full year service warranty..
UpBright New Global 5V AC / DC Adapter Compatible with ETON FR-300 FR300 FR-250 FR-350 FR-400 FR-405 American Red Cross ARC Emergency Radio AM/FM/SW 1-7 FR200 FR200G Emergency Crank Radio ARCFR300W DC4.5V - DC5V 100mA 200mA 4.5VDC - 5VDC 0.1A 0.2A - 1A 4.5V - 5.0V 4.5 V - 5 V 4.5 VDC - 5 VDC Switching Class 2 Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU (✅ with a middle negative pin. with ✅ DO: 3.5mm small barrel tip. ❌NOT OD: 5.5mm big barrel tip.).
Compatible with: Eton FR300 FR-300 Multi Purpose Radio Re-Inventing Radio LL Bean AM/FM/TV1/TV2/Weather Receiver.
ETON Adapter Part Number GPU3504 4.5 volts with the center pin negative with a maximum current of 100 milliamps (0.1 amps).
ETON Model: SY-05014 SY05014 4.5VDC 100mA Class 2 Power Supply.
Compatible with: Eton Grundig ETON FR200 FR200G FR-200 G FR-200G FR-250 FR-300 FR-350 FR-400 American Red Cross EMERGENCY RADIO Traveler II Digital G8 Radio G8-ACA-US.

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UNI-T DC Power Supply UTP1306, TRMS Digital Multimeter UT139C

Product 1: True RMS Digital Multimeter UT139C. 6,000 counts. Measures AC DC voltage (600V max), AC DC current (10A max), resistance, capacitance, frequency, temperature, diode test, bandwidth, etc. Ideal for electricians. Diagnose automotive, industrial and household electrical issue in a breeze..
Product 1: Auto/manual ranges switchable. Relative mode. MAX/MIN. Data hold. LCD backlight. Auto power off. Troubleshoot home appliances, light fixtures, sockets and electrical panels. Besides, great for checking automotive battery voltage, alternator output, etc..
Product 1: Quiet & Easy to use. Single output. 4 digits EBTN LCD display. 3 groups of one-key recall of stored data. Independent output switch. A low-noise power supply that is easily viewable from any angle..
Product 1: Accurate. Output regulate resolution: 10mV (constant voltage) / 1mA (constant current). Adjustable voltage (0-32V). Output current 0-6.0A. Input voltage: 110V AC/220V AC, 50Hz~60Hz..
UNI-T WARRANTY – A trouble-free experience with 100% 18-MONTH WARRANTY and 100% MONEY BACK GUARANTEE by UNI-T Direct!.

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LiitoKala Lii-500 4 Slots Smart Intelligent Battery Charger for 3.7V Li-ion/ 1.2V Ni-MH Cylindrical Rechargeable Battery LCD Display

【Suitable size】Be suitable for 3.7V Li-ion & 1.2V Ni-MH cylindrical rechargeable battery of size between: (diameter: 0-22mm, height: 34-70mm). .
【Different current】Capable of charging 4 batteries of different size and with different capacity simultaneously.Each of the four battery slots monitors and charges independently.4 optional charging current: 300mA / 500mA / 700mA / 1000mA..
【Current protection】LCD displays charging current, voltage, capacity, impedance and charging time.Features over current protection, over charge protection, short circuit protection, and battery polarity reverse connection protection..
【Output current】Charger, fast test and normal test modes, test modes test the maximum capacity of the batteries. USB output can charge your 5V electronic devices (such as phones) when putting the Li-ion batteries in the slots. Automatically stops charging when complete..

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USA US Flag Patriotic 4th of July America T-Shirt

12V 1A power adapter input & output: 100-240V AC input 50/60HZ, DC 12V 1Amp output, 12W max wattage. Compatible with DC 12V 100mA, 200mA, 300mA, 400mA, 500mA, 600mA, 700mA, 800mA, 900mA, 1000mA, 1A devices.(Please pay attention to the current and voltage of the product before purchasing. Buying a product with the wrong voltage or current may damage your device)..
12V 1A power supply plug size: 2.5mm inside diameter, 5.5mm outside diameter ( Compatible with 5.5 * 2.1mm). Please pay attention to the size of the plug, ⚠️it can only be used for devices with 5.5*2.5mm or 5.5*2.1mm sockets!.⚠️ Internal polarity (+), external polarity (-), irreversible polarity..
Applications: CD players, LED strips, light boxes, small appliances, routers, juicers, coffee machines, security monitoring, keyboards, PSPs, etc. (Only some products are listed here, as long as the voltage, current, plug size and plug polarity are compatible with your device, you can use it, except for lithium battery products).
Warm Tip : The DC power cord is approximately 2.95 inches/90 cm long. Pay attention to the length of the DC cable, make sure it is long enough to connect the power supply and your device. (Indoor use only!).
12V 1A adapter protection: Overcurrent protection, overvoltag....

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ACEIRMC 3pcs 20A 300W CC CV Step Down Module Adjustable DC 6-40V to 1.2-36V Voltage Regulator Buck Converter Constant Current Power Supply Module

Aceirmc buck converter input voltage range is DC 6-40V, adjustable output voltage range is DC 1.2-36V, can be used to convert 24v to 12v 5v, adjustable output current range is 0-20A, max output power is 300W. The step down regulator can apply to constant output current..
With a wide input voltage range from 6V to 40V, the step-down converter can accurately adjust output voltage and current. The efficiency can be up to 95%,(measured at 20A, converting 24V to 12V)..
Short Circuit Protection: Self-recovery(cannot short circuit for long time). Plus, when input and output is common grounded, no-load CV output constant voltage,CC output constant current.
Adopting 75V / 80A large current dual MOS tube designed step-down board, Input and output use high frequency low resistance electrolytic capacitor, low ripple, and gives a stable output. Large current 30A connection screw terminals, more convenient to install.
Application: DIY stabilized voltage supply, LED car display, mobile power, industrial equipment appliances, LED driver, monitor, solar energy, fans, photovoltaic energy, motor, etc....

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MXR Mini Iso-Brick Power Supply Guitar Effects Pedal M239

Four (4) 9 volt outputs with 300mA of current.
One (1) toggleable 9 or 18 volt output with 800mA of current.
Comes with a splitter cable that can be used to connect two pedals with the same voltage to a single output.

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Medical Assistant Badge Buddy Horizontal w/Height & Weight Conversion Charts (Standard, Pink)

World Wide Input Voltage 100-240VAC 50/60Hz. OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection). Tested Units. In Great Working Condition. UpBright 30 Days Refund. 24 Months Exchange..
UpBright New Global 5V AC / DC Adapter Compatible with CCrane CC Solar CCrane C. Crane OBA CC Solar Observer Wind Up Radio FD35UD-5-300 FD35UD-5300 FD35UD5300 5VDC 100mA 300mA DC5V 0.1A 0.3A 5.0V Switching I.T.E. Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU.
Compatible with: C. Crane CC Solar Observer Wind Up Solar Emergency Crank Radio Rechargeable Battery Power Charger.
Compatible with: C.CRANE CCRANE Model FT-007 FT007 Digital FM Stereo Transmitter 3V - 6V DC 100mA 3.0V - 6.0V 0.1A 3VDC - 6VDC 100 mA DC3V - DC6V Power Supply.
Model: NF-510 NF510 5VDC 100mA Plug-In Class 2 Transformer Power Supply.

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Donner DP-1 Guitar Power Supply with DP-Z 9V Guitar Pedal Power Supply 11 Isolated DC Output with USB Port for 9V/12V/18V Effect Pedal DC 18v 2000m Input

... ,which includes 7 ways 9V 100mA, 1 way 9V 500mA, 1 way 12V 100mA, 1 way 18V 100mA..
NOISE REDUCTION CIRCUIT DESIGN：Donner Guitar Pedal Power Supply Quality is made of aluminum alloy material, which makes it light, and portable. It has a noise reduction function, low noise gives you a better experience, and direct current increases the stability of the power supply during use..
【Super Power Adapter】Donner DP-Z 9V Guitar Pedal Power Supply equips with superpower adapter: DC 18v 2000mA ，this powerful input ensures that every output is in the best possible state..
【10 Isolated Outputs + 1 USB charge port 】 Donner DP-Z 9V Guitar Pedal Power Supply has 10 outputs ,which includes 4 x 9V 100mA, 3 x 9V 300mA, 1 x 9V 500mA, 1 x 9V/12V 500mA, 1 x 18V 300mA with 1 x DC 18V input, 1 x USB charge port. 10 Isolated Output ,5v 1000 mA USB charge port Meet the power demand of Mobile devices ..
【Noise Reduction Circuit Design】Donner Guitar Pedal Power Supply Quality is made of aluminum alloy material, which makes it light, and portable. It has a noise reduction function, low noise gives you a better experience, and direct current increases the stability of the power supply during use..

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Belker 12V 3A 2.5A AC DC Power Adapter Supply Cord Wall Charger for 12 Volt Electronics - 3000mA Max.

This 12v 3a power adapter comes with 11 connectors in order to meet your more requirements. Max. ouput current is 3.0 amp it means that it can supply with all amperage which smaller than 3000mA. Such as 12 volt 100mA 200mA 300mA 400mA 500mA 600mA 700mA 800mA 900mA 1000m 1500ma 2000ma 2500ma 3000ma 1.0a 2.0a 3.0a etc..
Selected 11pcs various popular connectors which can be used for most of your 12V DC devices, DC Jack Dimensions: 6.3*3.0mm, 6.0*4.4mm, 5.0*1.0mm, 5.5*2.5mm, 5.5*2.1mm, 4.8*1.7mm, 4.0*1.7mm, 3.5*1.35mm, 3.0*1.1mm, 2.5*0.7mm, LED terminal connector. [Please DOUBLE CONFIRM the DC jack dimensions to ensure the compatibility.].
The 12v 3a power supply fits for many 12V household electronics like DVD player LED LCD screen which DC input rating current is less than 3000mA. such as 12 volt 100ma 200ma 300ma 400ma 500ma 600ma 750ma 900ma 1000ma 1500ma 2500ma 3000ma etc..
Input: AC 100-240V 50/60Hz, Output: DC 12 volt 3 amp (1000mA), Power: 36 Watt. US plug, Polarity: Center Positive (+). Power Cord Length: 5 Feet/ 150cm, a ideal power supply ac adapter wall charger replacement for your broken or missing adapter..
What You Get: 12V 3A AC DC power adapter, 11 x Multi DC jacks, 30 days money back, 12 months exchange with free..

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Hilitand Universal LCD TV Driver Module Board,Professional 17S S 26-55 inch LED LCD TV/Monitor Light Strap Backlight Driver Board DIY Kit 10-26V Input /65-165V Output

Universal LED LCD TV backlight constant current board..
Support 26 inch to 55 inch LCD TV backlight board..
200mA default output current. The 10MA-1000MA current can be adjusted as needed..
Suitable for professional level player DIY customization. This board is not suitable for backlights below 60V..

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MAGIPEA for Summer Infant Baby Monitor Charger Power Cord Replacement Adapter Supply Compatible with Monitor and Camera 28980 28970 New 2018 Style Replacement DC 7.5V 6.6Ft

✔ Patial Reference Compatible Models - Monitors and cameras included Summer Infant 29190A 29000 29000A 28650A 28630 29240 28450 28460 28580 28590 28520 28680/Z 28560 28570 28530 28510 28040 02230 28600 28630/A F29240 29310 28520 2845013, 3927003H12 *** BabyTouch Camera AD0507050500 AD-050750500 ADN050750500.
✔Wide Range Compatible Power Supply - Input AC100 - 240V.
Output DC 7.5V - 500mA. *Notice*: Output current 500mA adapter can use for devices that need lower than 500mA without damaging.(like 300mA or 400mA). However, 7.5V 500mA adapter CANNOT use for devices that need higher than 500mA (like 1000mA), which may do harm to your device..
✔ How to know if it fits your device? - Make sure your Summer Infant device input port is a ROUND port. Input Voltage is 7.5V while input current is or lower than 1000mA. This won't fit for devices that input voltage ISN'T 7.5V or input current higher than 1000mA..
✖ Models that won't fit - Summer Infant 2800, 02800, 02804, 02805 AD150600550 02000Z 02000 AD050600550 AD05060055 AD050600550.
✖ Won't fit for other Brand baby monitor. This charger is only fit for Summer Infant baby monitor. It doesn't work with other baby monitor like hello baby, GoodBaby, Motorola..

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12V 2A AC Power Supply Adapter fits for WD Western Digital My Book Essential External Hard Drive HDD (6ft Cable Cord)

Output: 12V 2A. Output adaptor Self-Adapting Barrel jack size: 5.5mm x 2.1mm (applicable 2.5mm) positive (+) center..
[Extensive Compatibility]: Suitable for WD Western Digital My Book Essential External Hard Drive Series products..
[Intelligent Identification Output]: Fit for 12V 0.1A~2A 100mA~2000mA (E.g.
0.1a 100ma | 0.3a 300ma | 0.4a 400ma | 0.5a 500ma | 0.6a 600ma | 0.7a 700ma | 0.8a 800ma | 0.9a 900ma | 1a 1000ma | 1.5a 1500ma | 2a 2000ma ) electrionic equipment.
[Safety smart]: Built-in emergency protection mechanism with short circuit, over current, over voltage, over temperature protection. Power Adapter has extra long cable 6 feet..
[Lifetime friendly customer service]: If you are not satisfied with the product, please contact us!.

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SoulBay 12V 1A AC Adapter Charger Replacement w/8 Tips, Regulated Power Supply Cord for LED Strip Light, CCTV Camera, BT Speaker, GPS, Webcam, Router, DC12V Transformer with ETL Certificate

CERTIFICATED by ETL and RoHS, regulated power cord replacement. SoulBay always strives to provide every customer with premium quality adapter, and offer 12-Month Exchange..
CORD Length: 150 cm/ 5ft, no need to worry about the shorter cord trouble. Polarity: Center positive(+). NOTE: Make sure your device is under or equal to 12v 1a output!!!.
AC Input: 100-240V – 50/60 Hz 0.3A. Worldwide voltage range, power adapter comes with full PROTECTION of over Voltages/ over Current/ short Circuits/ over Temperature..
DC Output: 12Volt 1Amps max. Works with most electronic gizmos need less than 1A current, such as 12v 50ma 100ma 150ma 200ma 300ma 350ma 400ma 450ma 500ma 600ma 650ma 700ma 750ma 800ma 900ma 1000ma..
PACKAGE included: 1 x 12V 1A power adapter, 8 x adapter tips. This 12v power supply is widely applied to CCTV Cameras, LED Strip light, led tape light, keyboard, BT speakers, GPS, webcam, router, DIY project and more 12V household electronics..

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