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18V Li-ion 18.5V LiPo Battery 21V 2.5A Charger Rechargeable Intelligent Smart
18V Li-ion 18.5V LiPo Battery 21V 2.5A Charger Rechargeable Intelligent Smart
Regular price
$22.82 USD
Regular price
$26.24 USD
Sale price
$22.82 USD
Shipping calculated at checkout.
Quantity
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Product Overview
Premium 21V 2.5A Intelligent Smart Charger designed specifically for 18V Li-ion and 18.5V Li-Po rechargeable battery packs. Featuring advanced intelligent charging technology with automatic protection and LED status indicator for safe, efficient charging every time.

Key Features
- Dual Chemistry Compatibility: Works with both 18V Li-ion (5S) and 18.5V Li-Po (5S) battery packs
- Intelligent Charging: Built-in smart chip automatically detects battery status and adjusts charging parameters
- Optimal Charging Current: 2.5A output provides balanced charging speed without compromising battery life
- Auto-Stop Protection: Automatically stops charging when battery is full, preventing overcharge damage
- LED Status Indicator: Easy-to-read lights show charging status at a glance
- Universal AC Input: 100-240V compatibility for worldwide use
- Multiple Safety Features: Over-current, over-voltage, short-circuit, and reverse polarity protection
- International Certifications: FCC, CE, GS, RCM, PSE, and CCC certified for safe operation
- Durable Construction: High-quality ABS housing with excellent heat dissipation
Technical Specifications
| Compatible Battery | 18V Li-ion (5S) / 18.5V Li-Po (5S) |
| Output Voltage | DC 21V |
| Output Current | 2.5A |
| Input Voltage | AC 100-240V, 50/60Hz |
| Charging Method | CC/CV (Constant Current/Constant Voltage) with intelligent auto-stop |
| Protection Features | Overcharge, overcurrent, short-circuit, reverse polarity |
| Connector Type | DC 5.5/2.1mm plug |
LED Indicator Status
- Green Light: Power on (standby) or fully charged
- Red Light: Charging in progress
Available Models
Choose from four regional plug options to match your location:
- US Plug: For North America
- EU Plug: For European countries
- AU Plug: For Australia and New Zealand
- UK Plug: For United Kingdom and compatible regions
Safety Certifications
Certified to international safety standards including FCC, CE, GS, RCM, PSE, and CCC for worldwide compliance and safe operation.
Package Contents
- 1× 21V 2.5A Intelligent Smart Charger
- 1× AC power cable (region-specific)
Condition: Brand New with Manufacturer Warranty
Safety Information
- Charging: Always charge batteries in a well-ventilated area away from flammable materials. Never leave charging batteries unattended.
- Storage: Store the charger in a cool, dry place away from direct sunlight and moisture.
- Operation: Do not use the charger if the cable or housing is damaged. Ensure proper polarity connection before charging.
- Temperature: Operating temperature: 0°C to 40°C (32°F to 104°F). Do not use in extreme temperatures.
- Handling: Disconnect the charger from power source when not in use. Avoid dropping or subjecting to impact.
- Inspection: Regularly inspect cables and connectors for wear or damage. Replace if any damage is found.
Shipping & Transportation Notice
- Hazardous Goods: This charger may be subject to shipping restrictions in certain regions due to battery-related regulations.
- Air Transportation: May have limitations for air freight. Please check with carrier for specific requirements.
- Packaging: Product is packaged according to international shipping standards to ensure safe delivery.
- Delivery Time: Shipping times may vary depending on destination and customs clearance procedures.
- Documentation: All necessary shipping documentation and safety data sheets are included with commercial shipments.
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