The Mini 3.7V Lithium Battery Charger TP4056 is an essential tool for anyone needing a reliable charging solution for lithium batteries. Designed with precision and user convenience in mind, it offers:

• Micro USB Interface: Easy and universal connectivity.
• Linear Charging Method: Efficient and effective charging.
• Full Charge Voltage: 4.2V for optimal performance.
• Charge Current: Default 1A, adjustable via onboard resistor.
• Charging Accuracy: High precision at 1.5%.
• Charging Indicators: Blue LED for charging, Red LED for full charge.
• Compact Dimensions: Approximately 22 x 17mm, easy to integrate into your projects.

Package includes:

• 1x Mini 3.7V Lithium Battery Charger TP4056

• Compact Design for easy storage and portability.
• Efficient Turbo Cooling for enhanced performance.
• Soft Start technology for smooth charging.
• Low Interference Technology for quiet and stable operation.

The Lithium Battery Protection Board 3.7V 2.5A is designed to safeguard your lithium-ion batteries against overcharge, over-discharge, and short circuits. This compact protection module features a MOSFET with low internal resistance and automatic restore functions, ensuring your batteries remain safe and functional.

Key Features:

• Charging Voltage: DC 4.2-5V CC/CV
• Single Battery Consumption Current: ≤6uA
• Continuous Discharging Current: 2.7A
• Overcharging Detection Voltage: 4.2V ±0.025V
• Overcharging Restore Voltage: 4.0V ±0.025V
• Over-discharging Detection Voltage: 2.75V ±0.1V
• Over-discharging Restore Voltage: 2.9V ±0.1V
• Overcurrent Detection Current: 4.5 ±0.5A
• Short Circuit Detection and Restore
• Operating Temperature Range: -40°C to +50°C

• Universal Compatibility: Supports 3.7V Li-ion, 3.2V LiFePO4, and 1.2V Ni-MH batteries
• Automatic Voltage & Polarity Detection for safe and efficient charging
• Independent Charging Slots: Charge different battery types simultaneously
• LCD Display: Shows battery type, voltage, charge percentage, and capacity

• 3-stage automatic charging (bulk, absorption, and float)
• Auto shut off when the battery is full
• Reverse and short circuit protection
• Auto battery identification

9V Battery Holder Case with Cable

Secure and connect your 9V batteries effortlessly with this durable battery holder case. Designed for convenience and reliability, it includes an attached cable for easy integration into your electronic projects.

• Battery Case for 9V Battery
• Includes attached cable for easy connection
• Durable and reliable construction

Package Includes: 1x 9V Battery Holder Case with Cable

• Supports 3.6V/3.7V lithium batteries, including 18650, 26650, and polymer lithium batteries
• Overcharge, over-discharge, and short-circuit protection
• Supports continuous charge current up to 10A
• Supports continuous discharge current up to 20A

• Automatic charging and stopping mechanism.
• Compatible with 12V storage batteries.
• Adjustable potentiometers for fine-tuning voltage settings.
• Built-in DC voltmeter for accurate voltage detection.

The iMax B3 Compact Charger B3AC is designed for charging 2-3 series 7.4V LiPo RC batteries. This easy-to-use charger features an input voltage of AC 110V-240V, a balance charge current of 850mA, and green and red LED indicators for monitoring the charging process.

Key Features:

• Input Voltage: AC 110V-240V

• Balance Charge Current: 850mA

• LED Display: Green & Red LEDs for easy monitoring

• Case Material: Durable Plastic

• Max Charge Power: 10W

• Battery Compatibility: Only for 2-3 series LiPo batteries

• Included Accessories: Power Cord, Instruction Manual

• Overcharge Protection with voltage range of 4.25-4.35V ± 0.05V
• Over-discharge Protection with voltage range of 2.5-3.0V ± 0.05V
• High Current Handling with an upper limit of 5A operating current and 7A instantaneous current
• Wide Operating Temperature range of -40°C to +50°C

• Red light indicates charging; green light signals full charge
• Equipped with multiple safety features: overcharge, overcurrent, over temperature, short circuit, reverse connection, and over discharge protection
• Built-in charge management system for efficient charging of 3.7V lithium batteries
• Provides a steady output of DC 4.2V 1000mA for safe battery charging

• Charging Voltage: 16.8V - 18.1V
• Continuous Charge Current (Upper Limit): 20A
• Continuous Discharge Current (Upper Limit): 40A (reduce load current if cooling environment is inadequate)
• Compatible with: 3.6V/3.7V lithium batteries (18650, 26650, polymer lithium batteries)

• Charging Slots: Two microprocessor-controlled charging slots; capable of charging one or two Li-Ion batteries independently at the same time.
• Battery Compatibility: Suitable for 3.7V Li-ion rechargeable batteries such as 26650, 18650, 32650, and 16340 batteries.
• Safety Features: Offers reverse polarity protection, short circuit protection, overcharge protection, and overvoltage protection.
• Automatic Shutoff: Automatically shuts off after batteries are fully charged to avoid overcharging.
• Charging Current: Current is automatically allocated to achieve the fastest and safest charging effect.
• Adjustable Charging Slots: Each slot can be adjusted independently to accommodate different battery lengths.
• Protection Circuit: Integrated high-performance protection circuit for safer and faster charging.

• Charge Current Protection: 13A maximum charge current protection for the battery
• Discharge Current Protection: 60A discharge current protection ensures safety during high power usage
• Voltage Protection: Protects from overcharging at 4.25V and over-discharging at 2.7V
• Continuous Charging Current: Supports up to 10A for continuous charging

• Universal compatibility: Supports AA, AAA, and 9V rechargeable batteries.
• Compact and lightweight design for easy portability.
• EU pin socket for convenient charging in standard outlets.
• Durable construction ensures long-lasting use.

• Compatible with 3.7V Li-ion & 1.2V Ni-MH Batteries: Suitable for cylindrical rechargeable batteries with diameters between 0-22mm and heights between 34-70mm.
• Simultaneous Charging: Charges up to 4 batteries of different sizes and capacities simultaneously.
• Independent Monitoring: Each of the four battery slots monitors and charges independently.
• Selectable Charging Currents: 4 charging current options available: 300mA, 500mA, 700mA, and 1000mA.