Top 8 Best 21700 Batteries

Wide Application5000mAh rechargeable battery, compatible with flashlights headlamps, etc. This kind of battery is bigger than most of batteries, please make sure you are buying the right ones.. Product AdvantageNo memory effect, they can be charged many times when fully or partially drained.. NoteThese are 21700 battery, please ensure that you are buying the right type of battery. ContentYou will get 2 pieces of 21700 batteries.

Size 70mm x 21mmx 21mm2.750.820.82 inches Battery must be FULLY charged before first use.. The 3.7V battery is versatile and can be used for a variety of electronic devices, including LED torches, portable devices, headlights, toys and other household appliances..

1. Why was the VC2L charger developed We all know that XTAR chargers are already very professional and refined. At the same time, we will pay great attention to the needs of consumers. Some customers suggest a USB-C input port, some require 2A current for charging, and some need to activate the old battery. After collecting feedback from customers over the past year, we have developed VC2L 2 slot 18650 charger, which can meet the above requirements.. 2. From the main picture, we can see that the upgraded VC2L charger is compatible with most types of batteries. Compatible with 21700 batteries with a protective plate, which most of the chargers on the market cannot do. It can charge 1pcs lithium and 1pcs NiMH battery at the same time, Independent slot charger with LCD display, shows the real time charging status for you clearly battery type, charging current, battery voltage and battery charged capacity.. 3. The intelligent battery charger VC2L comes with worldwide usage USB C input, with 5V 2.1A power input, charging current up to 2000mA, 1pc 18650 3000mAh 3.7v battery could be fully charged within 1.5hours. And you can also click the button to choose the current from 2A, 1A , 0.5A.. 4. Household battery charger VC2L can automatically detects and applies the appropriate charging currentvoltage, which could effectively prevent overcharge, over current, over-voltage, overheat, and short circuit conditions. With 0V activation function. Insert an over-discharged Li-ionIMRINRICR rechargeable battery, the VC2L charger will activate the sleepy rechargeable battery.. 5.You will get 2 slot 18650 charger VC2L, USB C Cable, manual, and Lifetime technical support.As an upgraded product, welcome to send us valuable ideas through Amazon mail..

Widely Compatible 3.7 volt 21700 Rechargeable battery for flashlights, headlights, this 3.7v battery is highly portable, making it convenient for travel, camping trips.. Product Size 212170 mm 0.820.822.75 inches,it's a 3.7 volt rechargeable battery, please check carefully before purchasing .Please confirm whether the battery model required by your device.. High performance product 21700 battery With a capacity of 5000mAh and voltage of 3.7v battery, high capacity battery with low discharge rate, high power consumption, high energy density and pollution-free design, No need to change batteries frequently.. Multiple ProtectionsThis 3.7v Rechargeable battery features six types of protection, including temperature, short circuit, overcharge, and overcurrent protection. These features ensure the battery remains stable and your device stays protected at all times.Please fully charge the battery before the first use, the battery will work better. Charge up to 1000 times without frequent battery changes.. High-quality service Every product is inspected before shipping If you encounter any problems during the purchase process, please feel free to contact us..

FAST DELIVERY IN 2-5 DAYS Packages will be shipped directly from a warehouse in the USA.. SAFETY AND DURABILITY The high quality samsung cell of this ebike battery with BMS protection board prevent overcharge, overdischarge, overcurrent and short circuit, ensuring the long-term use of your bike motor and e-bike battery.. PARAMETER The ebike battery is 48V 30Ah, suitable for 0-1000W electric bicycle. Size 18.13.34.3 inches.. FEATURES The electric bike battery has a lock to prevent theft. LED battery level indicator can inform you of the power situation in time. Battery with USB charging socket to charge your phone.. WARRANTY Free 30-day money-back guarantee and one-year warranty from the date of purchase, with permanent technical support. Our professional service team to give you 247 hours prompt customer service. We are a professional manufacturer. Each battery pack passes a voltage test, battery aging test and function test before it is shipped..

Precision Design - Tailored for flashlights, these batteries set are seamlessly integrated with their corresponding battery cases, offering a safe and efficient power solution to keep devices operating optimally when needed.. Wide Compatibility - With the standard size, these batteries are compatible with many flashlight brands and other electronic devices, including LED torches, portable devices, headlights, toys, cameras and other household appliances. Providing users with a broader range of choices and flexibility.. Reliability and Durability - High-quality manufacturing processes and materials ensure the stability and durability of it, allowing them to perform exceptionally well in various environments and usage conditions.. Ensuring reliable power for extended durations, making it an ideal choice for various devices.. Enjoy our warm after-sales service If you encounter any issues, don't hesitate to reach out to us. We're committed to resolving them for you promptly..

CAPACITY-Can store battery 18650 x 4. when you carry multiple spare batteries, it will extend the flash light use for several hours.. Belt Loop-You can remove it without undoing belt.The touch fastener tape on the back of the pouch for mounting it to your belt. You can also put the pouch into your backpack or shoulder strap for easy carrying. Notememory card and battery not included.. Quickly Take Out or Store the Battery-The pouch features hook loop closure for quick and easy opening and closing.Ideal to carry on outdoor camping hiking cycling.. Extra Zipper Pocket Carabiner-The zippered pocket can be used to hold small items,such as charging cable,key,headphone,money .etc .When you dont want to use belt loops, you can use carabiner.For extra safety when used in the field, carabiner can also be used while hanging the battery pouch on the belt.. Protective Pouch-Our battery bag is specially designed for people who need to carry 18650 batteries outdoors conveniently. Made of high quality polyester material to protect from dust, moisture, scratches and damage..

Micro USB Charging and Discharging. Compatible Li-ion Batteries 4.23.6V 18650 16340 14500 21700 26650 10440. Compatible NI-MHNI-CD Batteries 1.5V AAA AA C Batteries not inluded. Four levels of protection -Over-voltage - Over-current - Reverse Polarity - Short Circuit. Bundle includes EdisonBright BBX5 battery carry case.