switch mode power supply theory

- 12 Products Available
  • Cheap 90W UFO LED Plant Growth Light for sale
    ... and beautiful Use built-in switching mode power supply,above 99% efficiency Emit the wavelength of light which can be fully absorbed by the plants to photosynthesis. Use kinetic theory of air to solve the... more
    Brand Name:Brightlux
    Place of Origin:China

    90W UFO LED Plant Growth Light

  • Cheap UFO LED  Grow Light for sale
    ... and beautiful 4.Use built-in switching mode power supply,above 99% efficiency 5.Emit the wavelength of light which can be fully absorbed by the plants to photosynthesis. 6.Use kinetic theory of air to solve the... more
    Brand Name:onwin
    Model Number:OW505
    Place of Origin:Shenzhen , Guangdong , China (mainland)

    UFO LED Grow Light

    Shenzhen ONWIN Enterprise LTD
    [Guangdong,China (mainland)]
  • Cheap 90W UFO LED plant growth light for sale
    ... and beautiful Use built-in switching mode power supply,above 99% efficiency Emit the wavelength of light which can be fully absorbed by the plants to photosynthesis. Use kinetic theory of air to solve the... more
    Place of Origin:China
    Category:LED Lamps
    Minimum Order Quantity:100pcs

    90W UFO LED plant growth light

  • Cheap Indoor Mice Control, Repels Cockroaches, Rats, Flies, Mosquitoes, Moths, CE/RoHS Mark for sale
    ...Key Specifications/Special Features: Theory: electromagnetic Drives roaches and rodents away Plug: GS/UL Attentive range: 230m² Working modes: green light shows that power supply is working, red light, indicates system is working Features... more
    Model Number:GH-620-11-1-1
    Place of Origin:China (mainland)
    MOQ:2000 Pieces

    Indoor Mice Control, Repels Cockroaches, Rats, Flies, Mosquitoes, Moths, CE/RoHS Mark

  • Cheap Home Electronic Mice Repeller, Repels Cockroaches, Rats, Flies, Mosquitoes, Moths, CE-/RoHS-marked for sale
    ...Key Specifications/Special Features: Theory: electromagnetic Drives roaches and rodents away Plug: GS/UL Attentive range: 230m² Working modes: green light shows that power supply is working, red light, indicates system is working Features... more
    Brand Name:OEM
    Model Number:GH-620-11-1
    Place of Origin:China (mainland)

    Home Electronic Mice Repeller, Repels Cockroaches, Rats, Flies, Mosquitoes, Moths, CE-/RoHS-marked

  • Cheap Multifunctional Home Bug Control, Safe to Human and Pets, with LED Light, CE and RoHS-marks for sale
    ...Key Specifications/Special Features: Theory: electromagnetic Drives roaches and rodents away Plug: GS/UL Attentive range: 230m² Working modes: green light shows that power supply is working, red light, indicates system is working Features... more
    Brand Name:OEM
    Model Number:GH-620-18-1-1-1
    Place of Origin:China (mainland)

    Multifunctional Home Bug Control, Safe to Human and Pets, with LED Light, CE and RoHS-marks

  • Cheap Indoor Pest Offense, Repels Cockroaches, Rats, Flies, Mosquitoes, Moths, CE-/RoHS-marked for sale
    ...Key Specifications/Special Features: Theory: electromagnetic Drives roaches and rodents away Plug: GS/UL Attentive range: 230m² Working modes: green light shows that power supply is working, red light, indicates system is working Features... more
    Brand Name:OEM
    Model Number:GH-620-13
    Place of Origin:China (mainland)

    Indoor Pest Offense, Repels Cockroaches, Rats, Flies, Mosquitoes, Moths, CE-/RoHS-marked

  • Cheap Home Electromagnetic Cockroach Repellant, Safe to Human and Pets, with LED Light, CE-/RoHS-marked for sale
    ...Key Specifications/Special Features: Theory: electromagnetic Drives roaches and rodents away Plug: GS/UL Attentive range: 230m² Working modes: green light shows that power supply is working, red light, indicates system is working Features... more
    Brand Name:OEM
    Model Number:GH-620-18
    Place of Origin:China (mainland)

    Home Electromagnetic Cockroach Repellant, Safe to Human and Pets, with LED Light, CE-/RoHS-marked

  • Cheap Home Electric Rat and Bug Repeller, Safe to Human and Pets, with LED Light, CE- and RoHS-marked for sale
    ...Key Specifications/Special Features: Theory: electromagnetic Drives roaches and rodents away Plug: GS/UL Attentive range: 230m² Working modes: green light shows that power supply is working, red light, indicates system is working Features... more
    Brand Name:OEM
    Model Number:GH-620-18-1
    Place of Origin:China (mainland)

    Home Electric Rat and Bug Repeller, Safe to Human and Pets, with LED Light, CE- and RoHS-marked

  • Cheap Home Pest Repellent, Anti-rat/Ant/Cockroach, Safe to Human and Pets, with LED Light, CE/RoHS-marked for sale
    ...Key Specifications/Special Features: Theory: electromagnetic Drives roaches and rodents away Plug: GS/UL Attentive range: 230m² Working modes: green light shows that power supply is working, red light, indicates system is working Features... more
    Brand Name:OEM
    Model Number:GH-620-22
    Place of Origin:China (mainland)

    Home Pest Repellent, Anti-rat/Ant/Cockroach, Safe to Human and Pets, with LED Light, CE/RoHS-marked

  • Cheap Electric Insect Repeller, Repels Cockroaches, Rats, Flies, Mosquitoes, Moths, CE-/RoHS-marked for sale
    ...Key Specifications/Special Features: Theory: electromagnetic Drives roaches and rodents away Plug: GS/UL Attentive range: 230m² Working modes: green light shows that power supply is working, red light, indicates system is working Features... more
    Brand Name:OEM
    Model Number:GH-620-13-1
    Place of Origin:China (mainland)

    Electric Insect Repeller, Repels Cockroaches, Rats, Flies, Mosquitoes, Moths, CE-/RoHS-marked

  • Cheap Eco-friendly Bug Expeller, Safe to Human and Pets, with LED Light, CE-/RoHS-marked for sale
    ...Key Specifications/Special Features: Theory: electromagnetic Drives roaches and rodents away Plug: GS/UL Attentive range: 230m² Working modes: green light shows that power supply is working, red light, indicates system is working Features... more
    Brand Name:OEM
    Model Number:GH-620-18-1-1
    Place of Origin:China (mainland)

    Eco-friendly Bug Expeller, Safe to Human and Pets, with LED Light, CE-/RoHS-marked

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