Power banks are compact, portable devices that may be used to charge your smartphone or other electrical devices on a constant basis. They can provide rapid charging for your phone and laptop gadgets while also offering multi-device charging capabilities. Numerous brands manufacture diverse qualities of Power Banks. Choosing the right power bank model among the hundreds available might be challenging. In this article, we have discussed some factors to consider before buying a power bank. We have also given some ideas about the price ranges of different power bank models in Bangladesh. What is a Power Bank? Why do you need it? Power banks, also known as speed banks, are portable batteries that employ circuitry to manage any power input and output. When electricity is available, it may be charged using a USB charger. The term "power bank" refers to a financial institution where money may be placed, kept, and withdrawn as required. These gadgets are sometimes known as portable chargers since they can charge goods such as mobile phones without even connecting to the mains while charging. They will, however, need to be charged, which usually necessitates the use of a mains charger. Read Mobile Phone Network Booster Buyer Guide, Price Range in Bangladesh Things to consider to buying an authentic Power Bank Here are among the most significant considerations to evaluate before selecting the perfect one. Charge conversion Smartphones have a 5-volt power rating; However, power banks have a 3.7-volt power rating since they include Li-ion battery cells. The drop decrease in charge cycles is due to this variation in power rating. There is a technique to compute each power bank's charge cycle based on its capacity, which will decide how much energy it can give.  For instance, a 5000mAh power supply will only be able to deplete 3700mAh of capacity, and this is simply a math figure. Other factors, such as heat loss, resistance, and even wear and tear, all contribute to a lower charge conversion rate. Read Air Conditioner Brands, Buyer Guide, Models, with Price in Bangladesh Power Retaining Capacity According to the company, high-quality power banks can hold a charge for 3-6 months, but low-quality power banks can only hold a charge for a month. The capacity of a power bank to keep charge is determined by a number of elements, and it deteriorates with time. The charge retention capabilities of the power bank will be harmed if it is not charged on a regular basis or if it is left in an environment with frequent temperature fluctuations. Power Indicator A power indicator is an often-overlooked feature, yet it is one of the most critical characteristics to consider for consumers. Power banks lose their charge over time, and if you don't keep track of the charge and recharge cycles, you might end up with a dead power bank. To assist you to avoid difficult situations, the power indicator reveals how much energy is remaining in the power bank. Read E-Bike Buyer Guide: How to choose your first Electric Bicycle Charging Speed Recharging portable power banks, especially those with larger capacities, might take a long time. Nonetheless, a gadget with a respectable capacity of roughly 20000mAh should take around 6-7 hours to recharge. When charging the power bank, it's best to seek devices that also have Quick Charge input. This will allow you to charge your power bank in a reasonable length of time. Price Range of Power Bank in Bangladesh - Features with Price Top Power Bank models up to 1000 mAh Adata T10000: With a 10,000mAh capacity, the tiny and compact ADATA T10000 puts a lot of backup generators in your back pocket. The T10000 is just 15mm thick, making it easy to slide inside bags and pockets. The power bank's textured, smooth surface offers it a classy appearance and feel, and it resists fingerprints. The T10000 has two USB ports, each with a maximum output current of 2.0A, enabling you to charge two devices at once. Its current price is BDT 999. Read Aquarium Buyer Guide with Price Ranges in Bangladesh TP-Link TL-PB10000: Because the TP-Link Li-Polymer battery is small and lightweight while simultaneously improving safety, it is widely used in high-end digital products. This power bank is significantly sleeker and smaller than those that use Li-ion batteries. It's a little portable charger that fits comfortably in your hand while you're using your phone. The TL-PB10000 is a high-capacity 10000mAh power bank that works with a wide range of electronic devices. Its current price is BDT 1,450. Top Power Bank models from 1001 mAh to 5000 mAh REMAX RPL-2 E5: Stylish, small, and easy to transport. The curved edge is ergonomic and allows for a single-handed grasp. Charge and discharge safety are ensured using new high-quality lithium batteries. Support for any USB-charged device, including iPhones, Samsung tablets, and other tablets. Protect the battery against a power outage and when it is completely charged. It is available at BDT 799. Read Webcam Buyer Guide & Price Ranges in Bangladesh ADATA P5000: The ADATA P5000 Power Bank has a very small form factor. It contains a convenient built-in counterfeit money detection and has a portable power bank. This power bank has a capability of 5000mAh, which is enough to charge your phone from empty to full in one charge. With an installed ultraviolet illegal money detector, the P5000 power bank can expose UV security markings and watermarks to assist you to recognize a fake. This power bank comes at BDT 1000. Top Power Bank models from 5001 to10000 mAh Baseus Bipow: Baseus Bipow 15W 10000mAh Power Bank is a low-cost, high-quality power bank that is both efficient and cheap. This power bank is equipped with a high-capacity Polymer lithium battery. There are four USB ports on this power bank. This Baseus 10000mAh Digital Power Bank has a 10000mAh / 3.7V capacity and a 5800mAh rated capacity. This power bank comes at BDT 1,175. Read Gaming PC Buyer guide & Price Ranges in Bangladesh Astrum PB430: The Astrum Power Bank 10000mAh USB-C 22.5W has an LED indicator for charging capacity. Fast charging for iPhone, Android, and other compatible devices. This USB Type-C, PD power bank, has an integrated multi-protection system that efficiently protects your device from overheating, overvoltage, short-circuiting, and more. This power bank comes at BDT 1,650. Top Power Bank models from10001 to 20000 mAh. Baseus PPMN-B01: This Power Bank supports fast charging protocols SCP, PD, QC, and AFC, which significantly reduces charge time. The LED display on this power bank displays the energy % in real-time, allowing you to travel without worrying about running out of charge. The increased 22.5W high-power output here allows a phone to be completely charged in less than a half-hour. No warranty is included with the new Baseus PPMN-B01 20000mAh Mini Digital Display Power Bank which comes at BDT 2,500. Read WiFi Wireless Router Buyer Guide with Price Ranges in Bangladesh Dell PW7015L: The Dell Power Companion helps keep the user's mobile phones charged and ready to go, such as tablets and smartphones. Two USB charging ports enable users to charge two mobile devices concurrently in addition to their Dell laptops. By fitting neatly into the user's laptop case or backpack, this tiny power solution integrates easily with the user's nomadic lifestyle. This Power Bank comes at BDT 9,900. Top Power Bank models above 20000 mAh Mi Redmi PB200LZM: The enormous 20000mAh Mi Power Bank will keep your phones, tablets, cameras, and other electrical gadgets charged on your trips. Panasonic/LG premium lithium-ion polymer batteries provide energy densities of up to 728Wh/L for its premium lithium-ion polymer batteries. Dual USB ports allow for simultaneous charging of two devices. Its price is BDT 1,999. Read Business Laptop Buyer Guide with Price Ranges in Bangladesh Baseus Qpow: Baseus Qpow Baseus's 3A 20000mAh Quick Charge Power Bank with Type-C Cable is a portable power bank. This power bank has a USB Type-C connection, which is often seen on the newest smartphones. This IP cable has a USB type C connector. Its price is BDT 3,050. Conclusion The primary benefit of wireless power banks is that they eliminate the need for a cable. Additionally, you may use a single wireless power bank to charge several phones without being constrained by the charging connector or cord. The most aggravating feature, though, is that they restrict your mobility. The majority of typical wireless charging mats need you to position your phone quite precisely in order to charge it. Incorrect placement of your smartphone results in irregular, inefficient charging. Read Projector Buyer Guide and Price Ranges in Bangladesh