Best Photochemical Etcing

Sunnytech 2w 6v USB Mini Solar Panel 2w 6v 330ma Module DIY Polysilicon B031-B032

  • ...age of solar panel satisfies your storage battery. In order to speed up the rate of charge, you can take two or more same solar panel together parallel connection..
  • EDUCATION---- Solar panels are devices that absorb sunlight and convert solar radiation directly or indirectly into electricity through photoelectric or photochemical effects, it's perfect devices for science project..
Check Stock

AOSHIKE 10Pcs 3V 120mA Micro Solar Panels Cells DIY Solar Epoxy Plate Electric Toy Materials Photovoltaic Cells Charger 60mmx55mm/2.36'x2.16'

  • ...e the feature of resist compression, corrosion resisting, crystal-clear appearance, low cost, etc. Encapsulated in waterproof resin so it should not be affected by rain or snow..
  • Solar panels are devices that absorb sunlight and convert solar radiation directly or indirectly into electricity through photoelectric or photochemical effects, which is perfect devices for science project..
  • Solar panels can link together in parallel or series to speed up the rate of charge to max the voltage power in order to match the storage battery of your DIY solar products. We offer multiple voltages of solar panel for you to choose, such as 0.5V, 1V, 1.5V, 2V, 3V, 3.5V, 4V, 5V, 5.5V, 6V, 9V, 12V, 18V, and solar panel with USB attached..
  • To build your own powered models, solar toys, solar lights, solar displays, charging small DC batteries. DIY solar products application: Solar Lawn Lamp, Solar Wall Lamp, Solar Art Craft, Solar Toy, Solar Radio, Solar Aluminum Flashlight , Solar Powerbank Charger, Solar Mini Water Pump, etc..
Check Stock

Sunnytech 0.5w 5v 100ma Mini Small Solar 1.25w 5v 250ma DIY Polysilicon Solar Epoxy Cell Charger B016-B019

  • BLOCKING DIODE INSTALLED ----A blocking diode installed already in the backside to protect the solar panel from over-charging and current backflow..
  • EDUCATION---- Solar panels are devices that absorb sunlight and convert solar radiation directly or indirectly into electricity through photoelectric or photochemical effects, it's perfect devices for science project..
Check Stock

Sunnytech 1pc 0.5w 5v 100ma 2w 6v 330ma 3W 12V 250ma Mini Small Solar Panel Module DIY B016-B031-B047

  • ...an take two or more same solar panel together parallel connection..
  • SUFFICIENT ENERGY---- High conversion rate, high efficiency output, excellent weak light effect..
  • EDUCATION---- Solar panels are devices that absorb sunlight and convert solar radiation directly or indirectly into electricity through photoelectric or photochemical effects, it's perfect devices for science project. It can be used for teaching purpose. Many of our customers comes from school,colleague,etc..
Check Stock

AOSHIKE 10Pcs 5V 30mA Mini Solar Panels for Solar Power Mini Solar Cells DIY Electric Toy Materials Photovoltaic Cells Solar DIY System Kits 2.08\x1.18\(5V 30mA 53mmx30mm)

  • ...s make working with it easy and fun. For those of you who want to connect more than one panel together, this panel has two soldered tabs for permanent connections..
  • EDUCATION---- Solar panels are devices that absorb sunlight and convert solar radiation directly or indirectly into electricity through photoelectric or photochemical effects, it's perfect devices for science project..
  • CONNECT SOLAR PANELS IN PARALLEL OR IN SERIES---- When the voltage of your solar panel doesn’t satisfy your storage battery, you can take two or more same solar panels together in series. Such as, two 5.5v solar panel connect together in series, so its voltage is 11V. When the voltage of solar panel satisfies your storage battery. In order to speed up the rate of charge, you can take two or more same solar panel together parallel connection.
Check Stock

Red Light Therapy LED Face Mask Neck 7 Color | LED Mask Therapy Facial Photon For Healthy Skin Rejuvenation | Collagen, Anti Aging, Wrinkles, Scarring | Korean Skin Care, Facial Skin Care Mask

  • ...uality materials making it safe, comfortable, natural, and reusable. Studies show that use of photodynamic theory , activating deep cells ,so that the skin better metabolism .After the light is absorbed by the skin ,light energy is converted to intracellular energy relaxation and strengthen capillaries and the skin photochemical reaction.
  • 【Keep Skin Youthful and Vigorous】- Many studies have shown that the seven-color LED phototherapy machine can not only improve fine lines, mottled pigmentation, rough and shallow touch, but also promote the production and increase of collagen, so as to achieve expectations or significant The effect of hyperplasia, skin rejuvenation..
  • 【Safe, versatile and comfortable】- The new 7-color LED facial beauty device design can provide you with high-quality skin care at any time at home or in a professional beauty shop. The foldable feature makes the mask extremely easy to store, so that it can satisfy you when it is in use and not in use..
  • 【SPA QUALITY SKIN TRÉATMENT AT HOME】- Don’t need go to beauty salon for skin beauty, can always do it at home,just close your eye to enjoy the Salon.Improve the damaged skin, easy to operate, comfortable and painless..
  • 【Package Includes】- 1 x Main Machine,1 x Adapter,1 x Pro....
Check Stock