18650 Li-ion Battery Applications

14000mAh Li-ion Battery LP18650A+ 4P Application to Smart Backpack

This is a wearable smart backpack equipped with a 14000mAh high-capacity LP18650A+ 4P li-ion battery. When cutting-edge design and fashion are combined, infinite possibilities are realized. Lightweight design at just 1.6kg, express yourself through vibrant LED panels. Powerful speakers let you enjoy music anytime, anywhere.


Smart Backpack Specifications

  • original design

  • 1044 points display

  • high quality audio

  • 14000mAh li-ion battery capacity LP18650A+ 4P

  • 2 USB ports

  • GPS alert system

Li-ion Battery LP18650A+ 4P 14000mAh Application to Smart Backpack

The unprecedented 1044-pixel flexible LED screen lets you personalize your backpack with fun animations, custom text, colors, and music. This is achieved through a built-in RGB display. This can all be customized through the included mobile app for Android and IOS users.

The smart backpack is composed of more than 200 parts, including LP18650A+ 4P 14000mAh Li-ion batteries. This sophisticated backpack features a frame made entirely of lightweight, sustainable materials. This gives your Keeback a range of features unrivaled in the rapidly growing wearables and smart bag/luggage market.

4P LP18650A+ 14000mAh rechargeable li-ion battery provides the longest possible battery life, allowing up to 8 hours of the smart backpack media use at maximum volume and 16 to 24 hours at moderate volume. And there are two USB ports in the backpack, you can charge for your phones, laptops, and even computers.

The backpack’s security features include a GPS system that detects when the backpack leaves your smartphone and sends an alert on your smartphone to pick it up. The smart backpack offers the great advantage of using an ultra-light and powerful 20W speaker inside the enclosure to guarantee saturated sound and deep bass.

Li-ion Battery Specification

LP18650A+ 4P 14000mAh Li-ion Battery Details

Battery Type
Part Number
Voltage @ Capacity
3.7V @ 14000mAh
UL1571 AWG26 50mm*2
Cut-off Voltage
Thermistor (NTC)

Cell Size

18.5mm x 65mm
Max Charger Current


Max Discharge Current

We have different capacity 18650 li-ion batteries in stock, 2200mAh 18650, 2600mAh 18650, 2800mAh 18650, 3200mAh 18650, 3500mAh 18650, etc. All 18650 lithium-ion batteries can be made in series to make 2S/3S/4S/5S 18650 li-ion battery packs or in parallel to make 2P/3P/4P/5P 18650 li-ion battery packs.

Send your requirements to us, we will email you a 18650 li-ion battery solution.

Li-ion Battery Hot Models

18650 Li-ion Battery Recommendation

Lithium-ion Battery List

18650 Rechargeable Li-ion Battery Lists

LP18650D 2P3.7220019*37*67
LP18650C 2P3.7520019*37*67
LP18650B 2P3.7560019*37*67
LP18650P 2P3.7600019*37*67
LP18650A 2P3.7640019*37*67
LP18650S 2P3.7670019*37*67
LP1865A+ 2P3.7700019*37*67
LP18650D 3P3.7660019*56*70
LP18650C 3P3.7780019*56*70
LP18650B 3P3.7840019*56*70
LP18650P 3P3.7900019*56*70
LP18650A 3P3.7960019*56*70
LP18650S 3P3.71005019*56*70
LP18650A+ 3P3.71050019*56*70
LP18650D 2S7.4220019*37*67
LP18650C 2S7.4260019*37*67
LP18650B 2S7.4280019*37*67
LP18650P 2S7.4300019*37*67
LP18650A 2S7.4320019*37*67
LP18650S 2S7.4335019*37*67
LP18650A+ 2S7.4350019*37*67
LP18650D 3S11.1220019*56*70
LP18650C 3S11.1260019*56*70
LP18650B 3S11.1280019*56*70
LP18650P 3S11.1300019*56*70
LP18650A 3S11.1320019*56*70
LP18650S 3S11.1335019*56*70
LP18650A+ 3S11.1350019*56*70

Other Li-ion Battery Applications