5V 2A Lithium Battery Boost Charge/Discharge Protection Module Supports 18650 lithium battery charging with integrated boost converter High current handling: up to 2.1A charging & 2.4A discharging Built-in protections: OCP, OVP, SCP, OTP for safe operation Compact 25 × 16 × 4mm design with labeled pins for easy use Allows discharge while charging with...

ZB2L3 Lithium Battery Capacity Tester for 18650 and other Li-ion cells Powered via DC 4.5–6V (micro USB) for easy operation Supports discharge voltage measurement from 1.00–15.00V with 0.01V resolution Maximum discharge current 3A with 0.001A resolution Displays real-time capacity (Ah), discharge current (A), and voltage (V) Includes 2 load resistors for...

150W electronic load tester for DC power adapters and USB supplies Measures voltage, current, power, and battery capacity with precision Supports adjustable current for accurate voltage/current testing Independent DC input port for flexible operation Compact design with easy-to-use settings and controls Ideal for testing, aging, and monitoring power...

Programmable battery charger module for 6V–60V DC batteries up to 30A Compatible with lithium, lead-acid, and multi-cell battery packs (2S–14S) LCD display with real-time voltage, capacity, and status monitoring Built-in 30A relay for safe, automatic charge and discharge control Adjustable charging parameters with precise 0.1V accuracy Compact design with...

Automatic switching module for uninterrupted power supply Seamlessly switches between DC power supply and battery backup Supports DC 12V input with up to 10A current capacity Built-in under-voltage and over-voltage protection Simultaneously powers the load and charges the battery Compact, reliable, and easy to integrate into backup systems

XY-CD63 30A battery charging control module with full power-off protection Supports programmable undervoltage and overvoltage protection settings LCD display for real-time voltage, percentage, and timing functions Adjustable conduction/delay time for precise power management Dual operating modes: charging (IN) and discharging (OUT) Compact ABS housing,...

30A battery charging/discharging control module with automatic power-off protection Supports under-voltage and over-voltage protection for safe battery operation Dual modes: charging (IN) and discharging (OUT) with configurable limits LCD display with percentage, voltage, and timer readouts Adjustable parameters: upper/lower voltage limits, conduction...

High Capacity & Long Runtime Reliable Performance Eco-Friendly & Durable Easy Installation The current stock comes with a charger included. Note: This is not UPS battery. 

Ditch Disposable Batteries Convenient Type-C Charging Long-lasting Performance Maintains 1.5V Output USB cable not included Note: If you order 4 batteries in single order you will receive a free battery holder box.

Suitable for DIY & Hobby Kits, Routers, LED Strip Driver, and Home Appliances. Rated Input AC Voltage 100v-240v It comes with a 1 meter long 24 AWG cable Stabilized DC Output with Low Ripples & Interference Short Circuit & Overload Protection High Efficiency & Low Energy Consumption RoHS and BIS compliance Approved.

Dual Slot Charger Wide Compatibility Quick Charging Capability Safe and Intelligent Charging Portable DesignUSB cable included, No adapter included in the box.

High-Quality RC Battery Belt: Durable nylon strap designed for secure Lipo battery mounting. Easy Installation: Self-locking buckle ensures reliable fastening with minimal effort. Multi-Color Options: Available in 7 vibrant colors to match your RC setup. Versatile Usage: Perfect for RC helicopters, drones, and other compatible devices. Compact and...

USB Type-C 2A lithium battery fast charge module with boost capability Supports 3.7V lithium-ion/polymer batteries (e.g., 18650) Adjustable output voltage: 4.2V–28V, max power 5W Features constant current/constant voltage charging with protection Dual LED indicators for charging and standby status Compact, efficient design for DIY electronics and...

DIY 12V battery pack case for assembling custom 18650 lithium-ion battery packs Supports 3S (12V) configuration with integrated balance circuit Includes 40A BMS for stable current output and battery protection Compact and durable design ideal for ebike and 12V power projects Ensures safe charging, discharge, and overcurrent protection Perfect for makers,...

12V 24W UPS power module for uninterruptible DC power backup and stable operation Supports 7.4V–8.4V lithium batteries (18650 compatible) for energy storage Multi-function UPS control: automatic switchover, charging, boosting, and protection 1A fast charging mode with multiple protection circuits (overload, short, thermal) Compact 50×20mm board, suitable...

4S1P 18650 battery holder with built-in PCM protection circuit for 14.8V output Protects against overcharge, over-discharge, over-current, and short circuits Holds four 18650 Li-ion cells in series for stable, high-performance power delivery Made from durable PC material for safety and long-term reliability Compact design ideal for DIY battery packs,...

Compact 2S 8.4V lithium battery charging board with Type-C input. Supports charging of 2-cell Li-ion/Li-Po batteries up to 8.4V. Features automatic recharge and real-time LED status indicators. Built-in overvoltage, short-circuit, and low-input protection. High-efficiency operation with 1MHz switching frequency for stable charging. Ideal for DIY power...

Compact and efficient 3S 12.6V Type-C lithium battery charging board for 3-cell battery packs. Supports Type-C input with 2A input current and 12.6V output voltage. Built-in overvoltage, short-circuit, and low-input protection for safe operation. Features automatic recharge and real-time LED status indicators (CR/OK). High-efficiency design with up to...

Compact 4S 16.8V Type-C lithium battery charging board for 4-cell Li-ion/Li-Po battery packs. Supports Type-C input with 2A input current and 16.8V output voltage. Built-in overvoltage, low-input, and short-circuit protection for safe and reliable operation. High-efficiency 1MHz switching frequency ensures fast and stable charging. LED indicators show...

Type-C USB 5V 1A Boost Converter for power bank and portable charging applications. Supports 3.7V–5.5V input and boosts to a stable 5V output at 1A current. Integrated charging/discharging management with overcharge, over-discharge, and overcurrent protection. LED indicators for real-time charging and discharging status. Supports up to four 18650...

Lithium Battery Level Indicator Module compatible with 1S to 8S batteries Operating voltage range: 3V to 34V with real-time battery status display Displays up to 4 bars based on battery voltage for intuitive power indication Compact design (44 x 20 x 7 mm) with reverse connection protection Suitable for lithium batteries, NiMH batteries, lead-acid, and...

Doublepow DP-UK41 4-slot intelligent battery charger for multiple Li-ion batteries Supports 18650, 26650, 18500, 14500, 16340, and 10440 Li-ion battery sizes USB-powered with a full charge indication system (red for charging, blue for full charge) Charging output: DC4.2V, with 750mA for 1 slot and 400mA for 4 slots simultaneously Compact and lightweight...

13S 6P 48V Electric Bike Lithium Battery Case with built-in 20A Balance BMS for secure DIY battery assembly. Supports up to 78 x 18650 lithium cells in a 13S6P configuration. Durable ABS+PC enclosure ensures safety, strength, and excellent heat resistance. Advanced BMS offers protection against overcharge, discharge, short circuit, and temperature...

Multi-functional Battery Charger: Supports AA, AAA, and 9V batteries. Independent Charging: Each of the 4 slots operates independently for efficient charging. Fast and Intelligent Charging: Charges batteries quickly with intelligent control to prevent overcharging. Universal Input Voltage: AC 110-240V, 50/60Hz, for global compatibility. LED Indicator...

Doublepow DP-UK21 dual-slot USB quick charger for 3.7V Li-ion batteries. Independent charging channels for simultaneous and balanced battery charging. Smart LED indicators show charging and full status in real time. Equipped with overcharge, short-circuit, and reverse polarity protection for safety. Compatible with 26650, 21700, 18650, 16340, 14500, and...

Doublepow AAA Ni-MH rechargeable batteries with 1100mAh capacity and 1.2V output. Eco-friendly design supporting up to 1000 recharge cycles for long-term use. Low self-discharge and no memory effect ensure consistent, reliable performance. Provides stable power for remotes, cameras, toys, flashlights, and more. Built-in short-circuit protection enhances...