Witty Fox 70mAh Rechargeable 3.7V LiPo Battery The Witty Fox 70mAh Rechargeable 3.7V LiPo Battery is a compact and reliable power solution ideal for low-power electronics, wearable devices, mini robotics, and DIY projects. It features a Lithium Polymer (LiPo) chemistry, known for being lightweight, flat, and highly efficient. With a nominal voltage of 3.7V, this battery can deliver up to 4.2V when fully charged, making it suitable for applications that require a stable and compact energy source. Its 70mAh capacity ensures a steady output for devices that demand minimal but consistent power, offering both flexibility and performance in a compact form factor. LiPo batteries, including this Witty Fox variant, are favored for their superior energy density and rechargeability. While the voltage range of a 3.7V LiPo battery typically spans from 4.2V (full charge) down to around 3.0V (safe discharge limit), it maintains a reliable nominal output of 3.7V throughout most of its cycle. Though this particular battery has a 70mAh capacity (not 500mAh), it is perfect for short-duration or standby power applications where size and weight are critical. It’s a trusted choice for tinkerers and professionals looking for efficient, rechargeable battery performance in tight spaces. Features: 70mAh for low-power applications with multiple charge cycles Ideal for space-constrained projects Suitable for portable and wearable devices Consistent performance throughout charge cycle

Witty Fox 70mAh Rechargeable 3.7V Lithium Polymer Battery The Witty Fox 70mAh Rechargeable 3.7V Lithium Polymer Battery is a compact and lightweight power source designed for miniature electronics, wearable projects, and compact IoT devices. With a nominal voltage of 3.7V, this LiPo (Lithium Polymer) battery provides a reliable and efficient energy solution for low-power applications. Its slim form factor makes it ideal for projects where space and weight are limited, while its 70mAh capacity offers sufficient power for intermittent or low-duty cycle operations. LiPo batteries like this one are known for their flat, pouch-like structure which allows more flexibility in design integration. When fully charged, the output of a 3.7V LiPo battery can reach up to 4.2V, gradually dropping to 3.7V during regular usage. These batteries deliver high energy density and stable discharge rates, making them perfect for DIY electronics and hobbyist kits. Though this specific battery offers 70mAh, LiPo batteries are available in various capacities — for example, a 500mAh battery would provide around 1.9 watt-hours (Wh) of energy. Always pair it with a proper charging circuit to ensure safety and longevity during use. Features: Ultra-lightweight and compact form factor Rechargeable and long cycle life Ideal for low-power devices, sensors, and compact embedded systems

Witty Fox 70mAh Rechargeable 3.8V LiPo Battery The Witty Fox 70mAh Rechargeable 3.8V LiPo Battery is a compact yet powerful energy solution, ideal for applications that require reliable performance in a lightweight form. Designed for hobbyists, developers, and educators, this lithium polymer (LiPo) battery delivers a nominal voltage of 3.8V, which allows it to provide a higher energy output compared to standard 3.7V cells. This slight voltage bump may seem minimal, but it plays a significant role in improving the efficiency and performance of devices, especially in high drain use cases such as micro drones, wearables, and compact robotics. 3.7V vs 3.8V Batteries – What’s the Difference? While both types belong to the LiPo category and serve similar purposes, the key distinction lies in their energy density. 3.7V batteries are commonly found in consumer-grade electronics like basic drones and toys, offering sufficient power for casual use. In contrast, 3.8V batteries like the Witty Fox 70mAh variant are engineered for high-performance applications, where extended runtime and better discharge characteristics are crucial. The 3.8V rating enables slightly longer operation times and improved power delivery, making it a preferred choice for professional-grade drones and more advanced embedded systems. Features: 3.8V for enhanced energy output 70mAh – perfect for low-power devices Rechargeable LiPo chemistry for extended usability Lightweight and compact design Stable discharge rate for consistent performance Ideal for drones, IoT gadgets, and educational kits

Witty Fox 800mAh Rechargeable 3.7v LiPo Battery The Witty Fox 800mAh Rechargeable 3.7V LiPo Battery is a compact and high-performance power source designed for a wide range of electronic applications. With a nominal voltage of 3.7V and a capacity of 800mAh, this single-cell (1S) lithium polymer battery offers a reliable and stable energy supply. It’s ideal for use in portable gadgets, RC toys, DIY electronics projects, and small IoT devices where space and weight are critical. The battery’s lightweight design and efficient power output make it a favorite among hobbyists and developers looking for dependable and rechargeable energy solutions. In terms of usage time, how long an 800mAh battery lasts depends on the current draw of the connected device. For example, with a continuous draw of around 2.6 amps, the battery can last approximately 0.215 hours—or about 13 minutes—before needing a recharge. This makes it suitable for short bursts of high-power applications or longer runtime in low-power consumption devices. The Witty Fox battery is engineered for safety, rechargeability, and efficiency, ensuring consistent performance throughout its lifecycle. Features: Lithium polymer (LiPo) single-cell battery configuration Long cycle life and reliable charge/discharge capabilities make rechargeable. Small Size: Simple integration with portable electronics or confined areas Excellent Efficiency: Fits well with wearables, RC toys, drones, and Internet of Things applications The lightweight design makes it perfect for portable and mobile gadgets.

Witty Fox 800mAh Rechargeable 3.7v Lithium Polymer Battery The Witty Fox 800mAh Rechargeable 3.7V Lithium Polymer Battery is a compact and reliable power source designed for a wide range of electronic applications. With a nominal voltage of 3.7V and a capacity of 800mAh, this 1S (single cell) LiPo battery is ideal for powering small electronics, IoT devices, robotics projects, and wearable gadgets. Its lightweight design and rechargeable nature make it a go-to choice for hobbyists and developers who require a dependable battery with a consistent output and long cycle life. The battery also supports stable discharge characteristics, ensuring your devices run efficiently without power fluctuations. In practical use, an 800mAh LiPo battery can last approximately 215 hours under a continuous draw of 2.6 amps, assuming a 4V output across a 1.5-ohm load. However, actual battery life will vary depending on the power consumption of the device it's connected to. Whether you're building a portable sensor, a compact robotics system, or a wearable prototype, the Witty Fox 800mAh battery delivers balanced performance between capacity and size, making it an excellent choice for low to moderate-power electronics. Features: The battery is configured as a single cell (1S). The chemistry of lithium polymers makes it rechargeable. High energy density: a small footprint with consistent results Stable Discharge: Consistent voltage output for delicate devices Ideal for mobile and portable devices, the lightweight design Extensive compatibility: appropriate for DIY kits, Arduino, sensors, and drones

Witty Fox 90 mAh Rechargeable 3.7 V LiPo Battery The Witty Fox 90mAh Rechargeable 3.7V LiPo Battery is a compact and lightweight power source designed for low-power electronic projects, wearables, and compact DIY devices. With a nominal voltage of 3.7V and a capacity of 90mAh, it provides a stable and reliable output, making it perfect for microcontrollers, small robotics, and wireless communication modules. Its sleek design allows it to fit into tight spaces, while the LiPo (Lithium Polymer) chemistry ensures efficient energy density and low self-discharge. To recharge the Witty Fox 90mAh LiPo battery safely, it is recommended to use a constant current/constant voltage (CC/CV) LiPo charger set to a 1C charge rate, which in this case is 90mA. Charging at this rate ensures the battery is recharged in about one hour and helps preserve its lifespan. Always begin charging when the battery voltage drops near 3.2V and use protection circuitry or chargers with built-in overcharge, over-discharge, and short circuit protection for added safety. Avoid overcharging or charging at higher currents, as it can degrade the battery or lead to safety risks. Features: Rechargeable with recommended 1C charge rate (90mA) Compact and lightweight design Suitable for microcontrollers, sensors, and portable electronics Long cycle life with proper charging practices Low self-discharge for longer standby time

Witty Fox NFC Communication Module This is a witty fox NFC Module, The NFC Interface Transponder RF430CL330H is an NFC Tag Type 4 device that combines a wireless NFC interface and a wired SPI or I2C interface to connect the device to a host. The NFC Data Exchange Format (NDEF) message in the SRAM can be written and read from the integrated SPI or I2C serial communication interface and can also be accessed and updated wirelessly. If want you can make NFC based security door lock and for that you will need few essential components like: Witty Fox Storm board 12V Solenoid lock 5V relay module Jumper Wires 5V microUSB Power adapter 12V Power adapter Video tutorial of DIY security lock using NFC Applications: Bluetooth Pairing Diagnostic Interface Wi-Fi® Configuration Sensor Interface

Witty Fox Rechargeable 200mAh 3.7V Lithium Polymer Battery The Witty Fox Rechargeable 200mAh 3.7V Lithium Polymer Battery is a compact and efficient power source ideal for low-power electronic applications such as wearables, DIY electronics, and embedded systems. It features a nominal voltage of 3.7V and a nominal capacity of 200mAh, configured in a 1S (single cell) setup. The battery delivers stable performance and consistent energy output, making it perfect for projects requiring a lightweight and rechargeable energy solution. Designed with precision and reliability in mind, it fits seamlessly into compact designs while providing dependable power. LiPo (Lithium Polymer) batteries, including this Witty Fox model, are generally safe when used correctly. However, due to their chemical composition, they carry a higher risk of swelling, fire, or explosion if overcharged, short-circuited, punctured, or otherwise mishandled. It's important to follow recommended charging guidelines, use appropriate protection circuits, and store the battery in a safe environment. When used with proper care, LiPo batteries like this one offer a high energy density and excellent performance in compact applications. Features: Single Cell Configuration For space-constrained applications Ideal for portable electronics and prototypes Designed for multiple charge cycles Safe under proper usage; avoid overcharging, punctures, or misuse

Witty Fox Rechargeable 350mAh 3.7V Lithium Polymer Battery The Witty Fox Rechargeable 350mAh 3.7V Lithium Polymer Battery is a compact and reliable power source designed for a wide range of portable electronic projects. With a nominal voltage of 3.7V and a capacity of 350mAh, this single-cell (1S) LiPo battery offers an impressive balance between size, weight, and energy output. Its lightweight form factor and high energy density make it an ideal choice for applications such as wearables, IoT devices, small robotics, and wireless modules where space and efficiency are critical. So, is a 3.7V battery good? Absolutely. One of the key strengths of a 3.7V lithium polymer battery lies in its high energy-to-weight ratio, which allows it to deliver significant power without adding bulk. This is particularly beneficial in scenarios where minimizing weight is essential—like in drones, handheld gadgets, and other battery-powered electronics. The Witty Fox 350mAh battery combines rechargeability, compactness, and consistent performance, making it a practical and efficient power solution for both hobbyists and professionals. Features: Single-cell configuration Excellent for reducing device weight because to its high energy-to-weight ratio Rechargeable: Consistent production over a long cycle Space-constrained applications can easily include compact and lightweight devices. Supports a variety of wearable and embedded electronics, making it widely compatible.

Witty Fox Rechargeable 500mAh 3.7V Lithium Polymer Battery The Witty Fox Rechargeable 500mAh 3.7V Lithium Polymer Battery is a compact and efficient power solution, ideal for small electronics, DIY gadgets, and embedded systems. With a nominal voltage of 3.7V and a capacity of 500mAh, this battery uses a 1S cell configuration, delivering reliable performance in lightweight applications. Designed for reusability, it offers an impressive life cycle of up to 500 charge-discharge cycles, making it a cost-effective and environmentally friendly power source. Its operating temperature range of 0°C to 50°C ensures safe and stable use in typical indoor environments. In terms of performance, a 500mAh lithium polymer battery like this one can last around five hours, depending on the device’s current draw. Battery capacity (measured in milliampere-hours or mAh) reflects the amount of charge the battery can store and supply. In practical terms, a 500mAh battery can deliver 500 milliamps for one hour or 100 milliamps for five hours before it needs to be recharged. This makes it well-suited for powering low-consumption electronics like wearables, sensors, and compact IoT devices. Features: Single cell configuration Life Cycle: 500 cycles or more Temperature range for operation: 0°C to 50°C Compact and lightweight for situations with limited space Ideal for sensors and integrated electronics, stable discharge rate Long-term cost effectiveness is ensured via rechargeable design.