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Product Highlights- Large capacity: this backpack is a great companion for outdoor activities, with enough room to accommodate your 14 inch laptop, camera, clothing, food, water bottle, small utensils, magazines, tablets, smartphone, sunglasses, umbrella, sanitary napkins, lipstick, and other cosmetics. it can also carry a digital slr camera body, 3‑6 additional lenses, and accessories.
- Sturdy shoulder straps: the breathable elastic shoulder straps and back provide additional back support, ensuring a comfortable feeling.
- Solar power: the solar panel absorbs solar energy, efficiently converting it into electricity to charge your smartphone or other small devices. when your phone is low on battery, you can use the usb connection on the backpack.
- Waterproof oxford cloth material: water resistance to keep anything inside from getting wet. equipped with durable metal zippers and a comfortable handle, this backpack reduces pressure on your arms when holding it.
- Solar charger backpack: enjoy free unlimited on the go power with solar charger backpack, perfect choice for any outdoor enthusiast. perfect for photography, backpacking, trekking, mountaineering, fishing or biking.
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Product Highlights
- ★ assorted compartments: our top design modern backpack utilizes top-class workmanship to tailor the best bag with enough storage space to accommodate your personal accessories such as phone, laptop & tablet. your accessories and devices will fit perfectly. be made of 300d waterproof clothes. protect your things when rainning.there is an usb charging port. you can easil...
- ★ waterproof & durable material: for the safety of your accessories, we have tailored this modern bag with a waterproof material for safety purposes. the material is strong and durable to last for long with less care. a backpack built to your satisfaction.there are 2 pp boards on the both sides. it can protect your backpack avoid to cutted by thief.
- ★ solar panel power supply backpack: we have amazingly designed the best backpack equipped with a solar panel for your power supply needs. this solar has an output of 6w. safely charge your devices at your comfort. can charge several devices at the same time. charging your phone 15-20% power within 1 hour when sunny day.
- ★ user-friendly backpack: this full of comfort backpack has padded adjustable straps to fit your back well and sit comfortably on your shoulders. a lightweight bag that is equipped with zipper enclosures to enhance the safety of your accessories. padded back with thick padding for better carrying experience. equipped with a handle loop for optional portability.
- ★ 100% customer satisfaction: customer satisfaction is our priority. we are dedicated to offering the best products to our customers. if our product doesn’t meet the description above we offer full fund to our clients with no questions asked. get the true value of your cash, buy with confidence!!!
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Product Highlights
- Multiple intelligent protection: built-in overcurrent protection, short circuit protection, reverse connection protection, open circuit protection, all automatic recovery, no damage to the controller, a reliable protector for your devices. to protect the lifespan of your battery, once the voltage of the battery drops below 8v, the solar controller will turn off automati...
- Industrial-grade master chip: 16ad sampling accuracy, temperature charging current, discharge current accurate real-time display, power generation at a glance.
- Please note before purchase that this product is designed to maximize the conversion of light energy into electricity by tracking the mppt maximum power point of the current power to adjust the internal charging mode. it is not tracking a particular voltage value of mppt low or high voltage to a constant voltage to avoid misunderstanding. thank you!
- Dual usb 30a solar charge controller: using innovative mppt technology high tracking efficiency up to 99%; please refer to the information if you are not familiar with mppt technology: there are many kinds of mppt technology, our solar controller mppt technology is to detect the maximum charging current, not the boost type or the automatic charging of the solar panel vo...
- Functional lcd screen: easy to install and operate, intuitive lcd display that can clearly indicate the status and data is able to switch modes and parameter configuration. the level of complete power-off is adjustable, which can perfectly protect the lithium battery from over-discharge, suitable for home, industrial, commercial etc.
- Easy to install and operate: the charge controller should connect the battery first, then the solar panel, and finally the load! the disassembly sequence is contrary to the wiring order.dual mosfet reverse current protection, low heat production. charge controller not to connect the grounded to make the light run. it can charge the battery and supply power to the load a...
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Product Highlights
- Functional lcd screen: intuitive lcd display screen can clearly display status and data, and can switch modes and parameter configurations.
- Data storage: built in industrial microcontroller for automatic management, able to store various parameters set by users, will not lost when the battery runs out.
- Connection: this solar charge controller supports connection, allows mobile app to view data and settings anytime, anywhere, with 7 day data storage.
- Multiple protection: built in protection against overcurrent, short circuit, reverse connection, open circuit, fully automatic recovery, ensuring the safety of your batteries and devices.
- Wide compatibility: works with 12v, 24v, 36v, 48v, and 60v systems, providing flexibility for various applications, with dual usb output of 5v 2a.
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Product Highlights
- This controller features pwm 5-stage charging process--bulk, absorption and float stage-- for a rapid, intelligent and safe charging to batteries including lead acid, lithium iron phosphate battery agm and gel.
- Double dual usb ports are designed to offer more convenience in charging electronic devices.
- Our solar charge controller is exactly born to guarantee full control of electrical flows and protection.
- Over temperature protection, over current, over power, low voltage, over voltage are integrated to safeguard your solar panel. and overcharging, over-discharging, short-circuit protection are also integrated to offer an extra layer of protection.
- Last but not the least, it features a large screen lcd display which is controlled by intelligent chip with low power consumption and long life.
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