3 Best
Big Battery Chargers
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Product Highlights
- Battery charger multiple protection: overvoltage protection, reverse polarity protection (for positive and negative connection faults) short circuit protection, overcurrent protection, overheating protection, undervoltage protection.
- Voltage and power detection: connect the battery without connecting the power supply, it can display the remaining battery voltage. keep track of your battery status and see if you need to charge. intelligent charging, automatic shutdown at full charge, a repair button.
- Intelligent digital display: automatic data display carousel, can display / current / voltage / power easy to operate: precise control of cpu temperature, intelligent charging, no adjustment required, automatic charging when the battery is connected to the red power terminals for attaching the positive battery (+ ) black with negative battery mounting clamp (-) pure cop...
- Car battery charger application: charging the lithium battery is strictly prohibited. suitable for 12v (6ah-150ah) / 24v (6ah-100ah) lead acid battery (agm, gel, mf, sla, vrla), diagnose and repair battery problems and extend battery life for cars, trucks, motorcycles, lawnmowers or boats.
- 100% quality assurance: team the latest product for research and development uses the best material. if you have any questions, please contact us, we offer one year customer service and return service.
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Product Highlights
- Tsa approved and multipurpose: at checkpoint, unfolds the extra-large backpack freely 90-180 degrees making you quickly through the airport security and keep items tidy, exclusive designed for airplane travel. the big backpack is for indoor/outdoor activities. served as a laptop backpack, large laptop bag or spacious backpack. perfect travel gifts for men who like inter...
- Large and material: size of extra large backpack: 21.5*16.3*9.9 (inches), capacity: 55l, separate padded laptop compartment hold for 13 inch macbook, 14, 15,15.6 17and up to 18.4inch laptop/computers for adults, women, men and teacher. the scan smart laptop backpack made from high quality polyester fabric shockproof with high density nylon lining for better tear and wat...
- Large capacity and organized: large laptop backpack owns 20 independent pockets for large storage and organization for small items. 3 spacious main multi compartments with many hidden pockets can accommodate lots of stuff like supplies, travel accessories, clothes, stationery, notebook, cord organizer, side deep zipper pocket for easy access essentials, side elastic net...
- Practical and convenient: external usb port with set-in charging cable offers convenient charging your cellphone and other electronic devices everywhere. a hole for headphone outside gives easy access to earphone usage. also, the big backpack with a sturdy rugged handle with steel cable on the top for carrying. side compression straps keep the exclusive backpack at what...
- Comfortable: tech backpack with back u shaped three-dimensional ventilation design help for air convection, ventilation and heat elimination. comfortable wide breathable mesh shoulder straps with plentiful sponge pad help relieve the stress from your shoulder. both sides of the shoulder strap with lanyard design can hang sunglasses and other small pendants. premium book...
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