Top 10 Best 4000mah 3.7v Rechargeable Battery

Intelligent ChargerSmart Battery Charger 4-Bay has four independent charging channels, it can charge four lithium batteries at the same time. The charging indicator allows you to clearly understand the charging status of the battery. Red light when charging, green light when fully charged.. Charger Safety ProtectionPerfect protection functionunder voltage protection,over voltage protection,over current protection,over temperature protection,short circuit protection,anti-reverse battery protection, Zero Volume Battery Repair and excellent heat dissipation design.. Output 4.2V 1The charging time of universal battery charger depends on the capacity of the battery.. Wide CompatibilityCompatible with flashlights, headlamps, doorbells, small fans, digital cameras, children's toys, radios, speakers, Camcorders. Helps you wake up your devices quickly.. YOU WILL GET 4 SLOT AC BATTERY CHARGERGETTING 4BATTERY.

YOU WILL GET 2 BUTTON TOP BATTERIES ONLY. Warm After-sales ServiceWith no reason, you have right to return or replace this items in 30 days. 7days24hours Customer service, we will solve the problem for you ASAP.. Wide CompatibilityCompatible with led flashlights, headlamps, doorbells, cameras, small fans, etc. Helps you wake up your devices quickly..

Voltage DC 3.7V Capacity 4000mAh. Package Content 1 x Lithium Polymer Battery. Material Lithium Polymer Net Weight 67g. Connector Type 2P 2.0mm Pitch Cable Length 5cm 2. Size 101 x 48 x 5.8mm 3.98 x 1.89 x 0.23 LWT.

Safe and UniversalUNIVERSAL BATTERY CHARGER--Can charge for different types of , rechargeable batteriesnot flat top, not AA or AAA battery, not fit modE-CI. Multiple protectionComes 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.. Charging displayThis Battery charger with RedGreen led light display, And the charger will display the status of each rechargeable battery when charging, Automatically detects battery power status and displays charging progress, and automatically stops charging when complete.. Compatible Devices Rechargeable battery for flashlights, headlights, fans, digital cameras, children's toys, radios, speakers,camcorde, surveillance equipment.. Customer ServiceIf there are any questions or quality problems please feel free to contact us for more support..

1 Pair 3.7V 4000MAH Lithium Rechargable Battery for Heated Socks.

Package Content A pair 3.7V 4000MAH Rechargable Li-Polymer Batteries.NO Charger in the package.. Use for 3.7V Battery Heated Socks ASINB07V8GK1WF.

Voltage 3.7V Typical capacity 4000mAh, Min capacity 3900mAh Material Lithium Polymer Connector Type 2P PH2.0mm Pitch Size 90704mm WxLxH. Reliable Performance No leak, high cost performance and long service life. PCM protection function overload protection, short circuit protection, over temperature protection.. Application Suitable for portable DVD players, bluetooth devices wireless devices, dash cam, bark collar for dog, keyboard and mouse, wearable electronic devices, PDA and digital cameras, GPS, monitoring units, notebook computers, e-books, telematics, tracking devices, sleep management equipment, blood oxygen tracking equipment, pulse monitors, Wi-Fi enabled smart home systems.. Storage Keep the battery at 40-60 charge during long storage. We recommend charging the battery every 3 months after receipt, keeping the voltage at 3.7-4.0V, and storing it in a cool, dry place.. Guarantee Please contact us if you have any questions or concerns with the product via Amazon message. We will respond to you within 24 hours..

QUALITY ASSURANCEThe 3.7V 4400mAh rechargeable li-ion battery strictly controls the consistency of voltage, internal resistance20m and capacity to ensure the super stability and durability of the product, longer discharge time and more cycles. After 1000 cycles of normal charge and discharge, it can maintain more than 70 capacity.. REAL CAPACITY3.7V 4400mAh rechargeable li-ion battery has undergone rigorous capacity testing 3, which absolutely guarantees that the capacity is real and not false, and supports capacity testing. Allows you to enjoy longer use time, experience longer working time, and make your money more valuable.. SIZE DURABILITYSize 2.681.460.75 Inch683719mm. Please Check the battery size and connector type. 3.7V 4400mAh rechargeable high capacity li-ion battery pack. Compared with NIMH, it can maintain 70 of the capacity for 1000 cycles of charging and extend the cycle life by 50.. KNOW BEFORE USE3.7V li-ion battery is suitable for 3.7V4.2V equipment. For example, Bluetooth speakers, solar outdoor lights, solar cameras, dental lights, etc. After receiving the battery, check whether the position of the red and black - wires of the plug is consistent with the old battery. In different positions, you need to adjust the position. If the plug size is different, you can replace the connector by yourself.. BUY WITH CONFIDENCEThe product conforms to Amazon's after-sales service policy, after-sales support 6 months warranty service, I believe you have more confidence in our batteries. If you have any questions about the use of the product, please contact us in time, we will reply to you within 24 hours. Thank you very much..

You Will Get 1 x 2 slots smart battery wall charger, 6 button top batteries.. Charging Indicator When the indicator is RED, it means charging when it's GREEN, it means full charged make sure you put the battery in position and it contacts with charger.. Wide Compatibility Battery charger tool compatible for high power devices, such as headlamp, flashlight, radio, cameras, doorbells, LED lights, solar lights, toys, small fans, RC car, headlights, etc..

Nintendo Wii U GamePad battery WUP-012, WUP-010 from Nintendo ,Original Nintendo Rechargeable Battery made by Nintendo. Brand new battery 3.7V 1500mAh 5.6Wh. For Wii U GamePad Only.

Voltage 3.7V Typical capacity 4000mAh, Min capacity 3800mAh Material Lithium Polymer Connector Type 2P PH2.0mm Pitch Size 804010mm WxLxH. Reliable Performance No leak, high cost performance and long service life. PCM protection function overload protection, short circuit protection, over temperature protection.. Application Suitable for portable DVD players, bluetooth devices wireless devices, dash cam, bark collar for dog, keyboard and mouse, wearable electronic devices, PDA and digital cameras, GPS, monitoring units, notebook computers, e-books, telematics, tracking devices, sleep management equipment, blood oxygen tracking equipment, pulse monitors, Wi-Fi enabled smart home systems.. Storage Keep the battery at 40-60 charge during long storage. We recommend charging the battery every 3 months after receipt, keeping the voltage at 3.7-4.0V, and storing it in a cool, dry place.. Guarantee Please contact us if you have any questions or concerns with the product via Amazon message. We will respond to you within 24 hours..

KEEP YOUR HANDS WARM - Electric heated gloves have 3 temperature settings, high-medium-low, and the heating range is 40-60C. Great for motorcycle and snowmobile riders, hiking, hunting, fishing, skiing, and other winter outdoor activities, as well as snow shoveling and other outdoor work. It is the best gift choice for family and friends on Birthday, Thanksgiving, Christmas. LARGE HEATING AREA - The carbon fiber heating elements of the heated gloves are placed around the entire hand back, after heating up, the warmth can spread to the entire hands. This helps promote blood circulation in the hands. Extended cuffs and sturdy fasteners will help retain heat and hold it in your hands. HOW TO USE - The USB heated gloves are powered by a set of 3.7V lithium batteries, which work for 3-8 hours. Press and hold the button to turn on or off, short press to switch the temperature mode. Gloves come with a protection module, the default is the red high temperature when it is turned on, and it will automatically switch to blue low temperature after the temperature rises for about 5 minutes. FINGERS TOUCHSCREEN ANTI-SLIP PALM DESIGN - Made of polyester fabric, leather and cotton, it is lightweight, windproof, warm, and waterproof, but it cannot be used underwater or completely immersed in water. The index finger and thumb tip of the heating gloves are coated with conductive leather, allowing you to control electronic devices without taking off the gloves. Non-slip material on the palm provides extra grip. AFTER SERVICE - The package contains a pair of gloves, a pair of batteries, a USB charging cable, a laundry bag, and a user manual. Battery heated gloves are available in M, L, and XL sizes fit for men and women. The received heated gloves accessories are missing, please contact us to reissue. If there is a problem, it can be returned or replaced. NOTE To avoid damage to the heating element in the glove, store with care. Do not let heavy objects weigh on the gloves, and do not step on them. They must be put in a laundry bag when washing, frequent washing is not recommended.