10 Best
21700 Battery Chargers
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Product Highlights- ※🔋 the charger protection board can increase the battery life span. with security protection actions, the charger can effectively prevent the battery from reverse, short circuit, overcharge, over discharge, and over-current damage.
- ※🔋 automatic selection between 3 charging modes: cc, cv and -dv/dt. automatic termination upon charging completion.
- ※🔋 support 21700 batteries with pcb (less than 75 mm). compatible with li-ion, ni-mh and ni-cd batteries, especially 18650 batteries with pcb, 26650 batteries with pcb.
- ※🔋 portable and efficient: lightweight, easy to carry when traveling. capable of charging 2 batteries simultaneously and controlling each slot independently.
- ※🔋 fcc & ce certification: our products have been tested, got fcc & ce certificate. in addition, it meets rohs requirements, which means our products are environmentally friendly.
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Product Highlights
- ※ with switch button,you can press and choose the suitable output current,0.5a,1a,2a.so you can arrange the charge process,make everything clear in mind.indication light,makes you know the charge process clearly.
- ※ user safety assurance: the charger is designed with special charge and discharge management circuit. with multiple security protection settings, the charger can effectively prevent reverse, short circuit, overcharge, over discharge, over-current damage to the battery, which makes users using the product without any safety concern.
- ※ strong compatibility:support 26500 21700 18650 26700 26650 25500 22700 20700 22650 22500 18700 18500 18490 18350 17650 16650 16340(rcr123) 14650 14500 nimh ni-cd rechargeable battery.but if 21700 26700 22700 18700 battery is longer than 71 mm ,this charger can not support.
- ※ fcc certification: our product has passed ce test and got the certificate,meet the applicable standard. the ce mark is proof of product compliance to europe safety standards.and besides,it meets rohs requirement,means a environment friendly product.
- ※ some other information:according to the design,5v 2a adapter is the best choice.so you may use your other adapter to charge.the charger guarantee 60 days free refund and 2 years free replacement.
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Product Highlights
- Faster charging: the charging current of 18650 charger is up to 1000ma, 3000mah li-ion battery will be fast charged in 3 hours. saving your waiting time.
- Input option: the 18650 battery charger has two input option(micro-usb and type-c), applicable for any 5v 2a power bank, computer, car charger, usb wall charger and so on.
- Perfectly fit for: powxs 18650 battery charger can independently charging 1-4 pcs 21700, 20700, 18650, 18490, 18350, 17670, 17500, 16340(rcr13), 14500 li-ion or c aa aaa ni-mh/ni-cd rechargeable batteries.
- Smart lcd display: the smart 3.7v battery charger could shows the status of charging batteries clearly by the lcd screen.
- Safer with multiple protection: with advanced mcu control system, intelligent △v and -△v cut-off charging tech, the charger turns to trickle charging automatically to prevent the batteries from over-voltage, over-current and over-heat
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Product Highlights
- [lcd screen for detailed information]: 18650 battery charger button "c", can switch battery information of different ports, can display charging time/charging capacity, battery voltage, charging progress, battery type, charging speed
- [charging time example]: battery charging time is eneloop 2500mah aa 1.5 hours, amazonbasics 800mah aaa 0.5 hours (1 ampere fast current), flat top 3.7v 3400mah lithium ion panasonic ncr18650b 2 hours, 3.6v 2500mah lithium ion high power consumption lg he2 1.5 hours
- [wide compatibility]: the charger will automatically identify all 3.7v lithium batteries and 1.2v nimh/nicd aa batteries and charge them independently. the applicable battery length ranges from 29mm to 75mm
- [safe and adjustable charging speed]: 18650 battery charger button "a" can switch 0.5a / 1a / 2a charging speed, according to need to switch between slow charging / fast charging, 3-stage smart charging can provide protection short circuit, overheating, over voltage and over discharge
- [lightweight and portable]: the 4-slot battery charger is designed to charge 4 different batteries at the same time, making it the best choice for your travel 18650 universal charger. if you encounter any problems during use, you can contact us.
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Product Highlights
- ⚡[smart lcd display ] the smart lcd screen will show charging current, battery voltage, charging capacity, internal resistance and battery type of the rechargeable batteries on the screen when xtar vc4 plus battery charger is connected to power supply and batteries are inserted
- ⚡[triple operation mode] fast 21700 battery charger xtar vc4 plus can test your batteries’ real capacity with the grade mode. 18650 battery and charger vc4 plus can maximize your batteries lifespan with the storage mode
- ⚡[smart rechargeable battery charger] upgraded battery charger from xtar vc4s extend version, with usb c port and 18w adapter, able to charge lithium-ion and ni-mh batteries at the same time with different but suitable charging methods, rechargeable batteries of 3.6v 3.7v 10440 14500 14650 16340 17335 17500 17670 18350 18490 18500 18650 18700 20700 21700 22650 25500 266...
- ⚡[special design for using ] 3a,2a,1a,0.5a and 0.25a optional charging current for your choice, stripe crack for better heat losing, upgraded microchip for multiple protection of the batteries, upgraded 3 operation modes for checking the health status of batteries, xtar vc4 plus battery charger is designed to offer the best using experience
- 🥰[ power up your rechargeable batteries ] get the rechargeable batteries reused and live a eco-friendly life! before using a battery charger, please check your batteries to see if they are rechargeable and if they are compatible with the battery charger. you will get: vc4 plus charger, usb c cable, manual, us quick charge 18w adapter 30-day money-back guarantee & 24-mon...
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Product Highlights
- 【extensive compatibility】5vusb power supply, each slot is charged independently, without mutual influence, single battery provides 2a current charging, dual battery provides 1a charging, fast charging effect, compact size effectively reduces the burden of travel
- [wide compatibility] suitable for most cylindrical rechargeable batteries. the charger will automatically identify the battery type, lithium-ion lifepo4 imr inr icr battery and ni-mh/ni-cd battery aa with length from 29mm to 75mm.
- 【safety and intelligence】comply with the charger ul standard, and is equipped with intelligent identification circuit, flame retardant material. provides 2a fast charge when the voltage is low, and trickle charge when it is fully charged to ensure safety and extend battery life
- 【charging time example 】 2000mah aa 1.5 hours, 3.6v 2500mah lithium-ion high-power lg he2 1.5 hours, half the charging time than the same type of charger on the market
- What you will get: the latest 2020 version of wissblue i2 smart battery charger, user manual, free replacement for 1 year. note: do not charge damaged/poor quality batteries.
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Product Highlights
- Intelligently select the charging current among 0.5a*2, 1a*2 and 2a*1, and fully charge a 18650 2500mah battery in 1.5 hours with 2a current.
- Environmental and safety : built-in high-precision mcu and real-time temperature control protection system, with over-current protection, over-charge, over-voltage, and short-circuit protection, combined with xtar's soft-start function, makes the precision of end-of-charge voltage up to ±1%. the charger will automatically stop charging after fully charged batteries, con...
- The x2 extended version can charge 3.6v/3.7v 14500-26650 li-ion and 1.2v ni-mh and ni-cd batteries
- With ac input port and micro usb input port, you can choose a suitable one in different scenarios: powered by the power cord and ac input port indoors, or mobile phone adapter and micro usb port for outdoors charging.
- High quality and 12months free repair: you will get 1pcs x2 battery charger(not included batteries), 1 power cord cable ,1 user manual.
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Product Highlights
- [high definition lcd displays]the lcd display of vc2sl 18650 charger could show real time charging status,press the button to switch the display of cap(charged capacity)-ccr(real-time charging current)-ir(internal resistance).two sets of led indicators show independently when charging, making the charging process visible status and stopping once completing charge intell...
- [usb output function] xtar vc2sl rechargeable battery charger comes with 5v / 1a usb output function.it is designed with power-path management,when you plug the power supply,insert the battery and connect usb devices,usb devices get charged directly from the power supply instead of the battery,which can not only improve efficiency,but also extend the battery lifespan
- [21700 protected battery charger] xtar vc2sl household battery charger is compatible for 3.6v/3.7v li-ion/imr/inr/icr 10440/14500/14650/16340(rcr123)/17335/17500/17670/18350/18490/18500/18650/18700/20700/21700/22650/25500/26650 and 1.2v ni-mh/ni-cd aaaa/aaa/aa/a/sc/c batteries.
- [type c fast charger]compatible with any 5v usb power including usb wall adaptors, cell phone chargers, solar panel, pc usb, etc.use 5v 2.1a can maximize the advantages of the fast vc2sl charger, the charging current is 2a*1/1a*2/0.5a*2, it takes about 1.5hr to fully charged 1 pc 18650 3000mah li-ion battery
- [xtar intelligent charger] - package list: 1x charger,1x usb c cable,1x manual.with advanced mcu control and intelligent △v and -△v cut-off charging tech, multiple protection like over-heat and over-current protection, short-circuit protection, non-rechargeable and defective battery detection, multiple protect function to ensure safer charging
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Product Highlights
- Smart led display: this battery 18650 charger comes with intelligent led screen which can display real time charging status,【charging input】 5v/2a 【charging output】 4.2v/500ma; 3.7v/800ma. it also can charge two batteries simultaneously and independently.
- Multi protection: built-in multiple circuit adjustment & protection (protect from over-charging, short-circuit, high-temperature, and surge protection), and high-quality, fire-resistant construction. also ce rohs fcc certificated to keep you and your electric devices safe.
- High compatibility: 2 bays designed for 3.6v/3.7v li-ion 18650,14500,16340,17500,17671,18350,18490,20700,21700,25500,26350,26650,26700 lifepo4 imr/inr/icr rechargeable batteries. (notes: not compatible with 21700 battery with button top, fits for flat top.)
- Fast charging and portable: the 18650 charger with advanced technology in fast charging time, and more charging options to charge your battery at anywhere anytime: comes with a micro usb cable, you can adopt dv 5v 2a usb input to connect the charger, also be powered by usb wall outlet, car charger, power bank , laptop and other devices with usb ports.
- What you get: 1 x 18650 battery charger; 1 x micro-usb cable. lifetime service guarantee: 30 days money back, 2 years free replacement, lifetime maintenance.
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