Witty Fox 3.7V 2000 mAh Li-ion GPS Cylindrical Battery This 3.7v Lithium Ion battery is a very slim, extremely light weight battery based on the new polymer lithium ion chemistry. This is the highest energy density Li ion battery currently in production. Each cell outputs a nominal 3.7v. These Li ion batteries require special charging. Do not attempt to charge these with anything but a specialized Lithium Ion battery charger. Battery includes built-in protection against over voltage, over current, and minimum voltage. Please use caution when using this battery in wearable projects. When using conductive thread, a short in the thread can create sparks and heat. Applications: Bluetooth speaker Small Drones GPS Mp4 player DVD Mobile backup power supply Power bank PC and Tablets read our blog explaining the comparison of lipo vs lion , discussing their specifications, advantages, disadvantages, and usage scenarios

Witty Fox 3.7V 2000mAh Li-ion GPS Battery This 3.7v Lithium Ion battery is a very slim, extremely lightweight battery based on the new polymer lithium-ion chemistry. This is the highest energy-density battery currently in production. Each cell outputs a nominal 3.7v. These batteries require special charging. Do not attempt to charge these with anything but a specialized Lithium Ion battery charger. This Li ion Battery includes built-in protection against over voltage, over current, and minimum voltage. Please use caution when using this battery in wearable projects. When using conductive thread, a short in the thread can create sparks and heat. Read our blog Li po vs Li ion battery where we explained what Lithium-ion and lithium-polymer batteries are subject to specification, advantages, and disadvantages Applications : DVD Tablet PC MP4 Player Power Bank Mobile Backup Power Supply Bluetooth Speaker IOT Industrial applications.

Witty Fox 3.7V 200mAh LiPo Battery Rechargeable The Witty Fox 3.7V 200mAh LiPo Battery Rechargeable is a compact yet powerful energy solution ideal for lightweight electronics, wearables, and DIY IoT projects. With a nominal voltage of 3.7V and capacity of 200mAh, this 1S (single cell) battery delivers stable power output with reliable performance. Its small form factor and rechargeable nature make it a popular choice among hobbyists and developers looking to power microcontrollers, sensors, and small modules without the bulk of traditional batteries. When it comes to safety, LiPo (Lithium Polymer) batteries like this one are safe to use—provided they are handled correctly. Due to their high energy density, LiPo batteries can pose a risk of fire or explosion if overcharged, short-circuited, punctured, or otherwise damaged. That’s why it’s essential to follow all recommended charging and usage guidelines, use a compatible charger, and store the battery in a safe, cool environment. Witty Fox ensures quality construction and testing standards to help users confidently power their projects while minimizing risks. Features: Single Cell Configuration Rechargeable with compatible LiPo charger Fits into small enclosures and portable devices Ensures stable performance and extended battery life Follow correct charging and usage practices Suitable for IoT devices, DIY kits, Bluetooth modules, and more

Witty Fox 3.7V 2600mAh Li-Ion Battery - Cylindrical The rechargeable Witty Fox 3.7V 2600mAh Li-Ion battery finds wide usage across various electronic devices, ranging from GPS systems and DVD players to MP4 players and tablet PCs. Additionally, it is commonly used as a power source for mobile backup supplies, power banks, Bluetooth speakers, IOT devices, and industrial applications. Charge your LiPo, LiFe, and NiMH batteries with the iMax B6AC 80W . Also, read our blog on Li ion vs Li polymer detailing the Comparison between Li po vs Li ion battery. FEATURES: Pack over-voltage Protection Pack under-voltage Protection Over voltage Protection, CELL Under-voltage Protection, CELL Over Load Protection Over current Protection Short circuit protection Reverse Polarity Protection

Witty Fox 3.7v 300mah Rechargeable Lithium Polymer Battery The Witty Fox 3.7V 300mAh Rechargeable Lithium Polymer Battery is a compact and efficient power source designed for lightweight electronic projects, RC applications, wearables, and DIY gadgets. With a nominal voltage of 3.7V and a capacity of 300mAh, this 1S LiPo battery delivers consistent and reliable performance. It features a life cycle of up to 500 charge/discharge cycles, making it a cost-effective solution for long-term use. Built to operate in temperatures ranging from 0? to 50?, it ensures dependable performance across various indoor conditions. While the Witty Fox LiPo battery offers exceptional reliability, safety is paramount when charging. It is crucial to follow best practices and never leave a LiPo battery charging unattended—especially overnight. Even with advanced safety features, improper charging can pose a risk of overheating or fire. Always charge your battery in a fireproof LiPo-safe bag using a compatible charger, and under direct supervision. By doing so, you ensure the longevity of your battery and the safety of your equipment and environment. Features: A 300mAh battery lasts longer. Provides 3.7V for reliable operation. Portability is guaranteed by its compact and lightweight design. An economical and environmentally beneficial power source. Perfect for embedded systems, RC devices, and do-it-yourself projects.

Witty Fox 3.7V 3200mAh Li-Ion Battery The lithium-ion rechargeable batteries are widely used in GPS, DVD, Tablet PC, MP4 Player, Power Bank, Mobile Backup Power Supply, Bluetooth Speaker, IOT and Industrial applications. FEATURES: Pack over-voltage Protection Pack under-voltage Protection Over voltage Protection, CELL Under-voltage Protection, CELL Over Load Protection Over current Protection Short circuit protection Reverse Polarity Protection

Witty Fox 3.7V 350mAh Rechargeable LiPo Battery The Witty Fox 3.7V 350mAh Rechargeable LiPo Battery is a compact and reliable power source, perfect for powering small electronics, IoT devices, and DIY projects. With a nominal voltage of 3.7V and 350mAh capacity, this 1S lithium polymer battery offers a balance of performance and efficiency. Its lightweight and compact design makes it ideal for applications where space and weight are critical, such as wearables, small robotics, or wireless modules. The single-cell configuration ensures straightforward integration and compatibility with a wide range of embedded systems. A 3.7V LiPo battery like this is considered a great choice due to its high energy density—it delivers a substantial amount of power relative to its size. This makes it especially valuable in portable and battery-operated gadgets, where performance should not compromise mobility. The Witty Fox LiPo battery stands out for its rechargeable capability, helping users reduce waste and operational costs over time. Whether you're building a sensor-based project or need a reliable power backup for compact electronics, this battery provides both consistency and longevity. Features: 1S is the configuration for a single cell. Increased power with less bulk is possible with a high energy-to-weight ratio. Supports numerous cycles of charging and discharging Perfect for situations with limited space, the compact design Stable voltage output for small electronic circuits is a reliable feature.

Witty Fox 3.7V 4000mAh Li-Ion Battery The Witty Fox 3.7V 4000mAh Li-Ion Battery is a rechargeable lithium-ion battery that is extensively utilized in electronic devices like GPS, DVD, Tablet PC, MP4 Player, Power Bank, Mobile Backup Power Supply, Bluetooth Speaker, IOT, and Industrial applications. This li ion battery is equipped with various features such as pack over-voltage protection, pack under-voltage protection, over-voltage protection, cell under-voltage protection, and cell protection. FEATURES: Pack over-voltage Protection Pack under-voltage Protection Over voltage Protection, CELL Under-voltage Protection, CELL Over Load Protection Over current Protection Short circuit protection Reverse Polarity Protection

Witty Fox 3.7V 400mAh Li-Ion Battery The lithium-ion rechargeable batteries are widely used in GPS, DVD, Tablet PC, MP4 Player, Power Bank, Mobile Backup Power Supply, Bluetooth Speaker, IOT and Industrial applications. Features: Pack over-voltage Protection Pack under-voltage Protection Over voltage Protection, CELL Under-voltage Protection, CELL Over Load Protection Over current Protection Short circuit protection Reverse Polarity Protection

Witty Fox 3.7V 400mAh Rechargeable LiPo Battery The Witty Fox 400mAh 3.7V Rechargeable Lithium Polymer Battery is a compact and reliable power source designed for a wide range of portable electronic projects and devices. With a nominal voltage of 3.7V and a capacity of 400mAh, this single-cell (1S) LiPo battery is ideal for lightweight applications such as DIY electronics, wearables, RC toys, and embedded systems. It is engineered to deliver consistent performance across its 500-cycle lifespan, making it a dependable choice for long-term use. Additionally, it operates efficiently within a temperature range of 0°C to 50°C, ensuring stable output even in moderate environmental conditions. To clarify a common question: the 400mAh capacity indicates that the battery can supply 0.4 amps of current for one hour. If you were to draw 1 amp, the battery would last approximately 24 minutes (0.4Ah ÷ 1A), not 400 hours. This often gets confused with larger battery ratings like 400Ah (ampere-hours), which are typically used in automotive or solar power applications and can theoretically provide 1 amp for 400 hours. The Witty Fox 400mAh battery, however, is built for small electronics where compact size and rechargeable functionality are crucial. Features: S is the configuration for a single cell. With a maximum of 500 charge-discharge cycles, it is rechargeable. Small Size: Ideal for battery-operated and wearable applications Consistent voltage during operation is the goal of the stable output. Compared to throwaway batteries, eco-friendly batteries save waste.