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Features:
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Intelligent charging (Pre-charge, CC, CV, Auto Cut-off)
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Dual-color LED indicators for charging status
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Comprehensive protections: OVP, OCP, SCP, reverse polarity
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Universal AC input: 100-240V, 50/60Hz
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CE, UL, FCC, RoHS certifications
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OEM & ODM customization supported
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Compact and lightweight design
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3-year quality warranty
- Widely used for cordless power tools, LED lighting systems, RC vehicles and drones, portable electronics, and other battery-powered devices.
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Features
• Intelligent multi-stage charging: Pre-charge, Constant Current (CC), Constant Voltage (CV), Auto Cut-off
• Dual-color LED indicators for charging status
• Built-in protections: Over-voltage (OVP), Over-current (OCP), Short-circuit, Reverse polarity
• Compact and robust design with efficient heat dissipation
• CE, UL, FCC, RoHS certified
• OEM/ODM customization available
• 3-year warranty for reliable performance
• Adapt for cordless power tools, LED lighting systems, RC vehicles, drones, portable electronics, toys, and battery-powered devices
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🔹 Features
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Output: 21V 2A
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Input: 100–240V AC, 50/60Hz
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For: 5S 18.5V Li-ion battery packs
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Intelligent charging: Pre-charge, CC, CV, auto cut-off
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Dual-color LED indicators for status monitoring
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Protection: Over-voltage, over-current, short-circuit, reverse polarity
-
Compact and lightweight design
-
Certified by CE, UL, FCC, PSE, CCC
-
OEM/ODM customization available
-
3-year warranty
-
Widely used in cordless power tools, LED lighting systems, RC vehicles, drones, portable electronics, and battery-powered devices.
-
Features
-
Designed for 5S 18.5V lithium-ion battery packs
-
Intelligent charging with multi-stage process: Pre-charge, Constant Current (CC), Constant Voltage (CV), and Auto Cut-off
-
Dual-color LED indicators showing charging status
-
Comprehensive protections: Over-voltage (OVP), Over-current (OCP), Short-circuit (SCP), Reverse polarity
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Compact, durable housing with efficient heat dissipation
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Certified by CE, FCC, RoHS, UL for global market use
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OEM/ODM customization services available
-
3-year warranty ensuring reliable long-term performance
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Adapt for cordless power tools, LED lighting systems, RC vehicles and drones, portable electronics, and other battery-powered devices.
-
Features
-
Suitable for 5S 18.5V lithium-ion battery packs
-
Intelligent multi-stage charging: Pre-charge, Constant Current (CC), Constant Voltage (CV), Auto Cut-off
-
Dual-color LED indicators for charging status
-
Built-in protections: Over Voltage (OVP), Over Current (OCP), Short Circuit (SCP), Reverse Polarity
-
Compact design with effective heat dissipation
-
CE, UL, FCC, RoHS certified
-
OEM/ODM services available
-
3-year warranty for reliable use
-
Adapt for cordless power tools, LED lighting systems, RC models, drones, portable electronics, and other battery-powered devices.
-
Features
-
Designed for 5S 18.5V Li-ion battery packs
-
Intelligent multi-stage charging: Pre-charge, Constant Current (CC), Constant Voltage (CV), Auto Cut-off
-
Dual-color LED indicators for easy charge monitoring
-
Built-in protections: Over-voltage (OVP), Over-current (OCP), Short-circuit (SCP), Reverse polarity
-
Compact and efficient design with excellent heat dissipation
-
CE, UL, FCC, RoHS certified
-
OEM/ODM customization available
-
3-year warranty for guaranteed quality
-
Adapt for cordless power tools, LED lighting systems, RC vehicles, drones, portable electronics, and other battery-powered devices.
-
Features
• Designed for 5S 18.5V Li-ion battery packs
• Intelligent multi-stage charging: Pre-charge, Constant Current (CC), Constant Voltage (CV), Auto Cut-off
• Dual-color LED indicators for easy charge monitoring
• Built-in protections: Over-voltage (OVP), Over-current (OCP), Short-circuit (SCP), Reverse polarity
• Compact and efficient design with excellent heat dissipation
• CE, UL, FCC, RoHS certified
• OEM/ODM customization available
• 3-year warranty for guaranteed quality
• Adapt for cordless power tools, LED lighting systems, RC vehicles, drones, portable electronics, and other battery-powered devices.
-
✅ Features:
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Intelligent charging: Pre-charge, Constant Current (CC), Constant Voltage (CV), Auto Cut-off
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Output: 21V 7A, suitable for 5S (18.5V nominal) lithium battery packs
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Dual-color LED indicators for charging status
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Safety protections: OVP, OCP, SCP, Reverse Polarity
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Global certifications: CE, UL, FCC, PSE, RoHS
-
Compact and efficient design
-
OEM & ODM services available
-
3-year warranty
✅ 应用领域（Application）：
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Cordless power tools
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LED lighting systems
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RC hobby (airplane, car, boat)
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Portable electronics
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Electric scooter batteries
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DIY energy storage systems
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21V 8A Li-ion Battery Charger for 5S 18.5V Battery Packs
Features:
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Intelligent multi-stage charging: Pre-charge, CC (constant current), CV (constant voltage), and automatic cut-off
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Dual-color LED indicator: real-time status display (charging/full)
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Comprehensive protections: OVP (over-voltage), OCP (over-current), short-circuit, reverse polarity protection
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100-240V AC input, global voltage compatibility
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Lightweight and compact design, efficient heat dissipation
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OEM/ODM customization available
-
Certified by CE, RoHS, FCC, UL (varies by model)
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Ideal for: electric tools, e-bikes, LED systems, RC drones, robotics, and 5S 18.5V lithium-ion battery applications
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Features
• Intelligent multi-stage charging: Pre-charge, Constant Current (CC), Constant Voltage (CV), Auto Cut-off
• Dual-color LED indicators for charging status
• Built-in protections: Over-voltage (OVP), Over-current (OCP), Short-circuit, Reverse polarity
• Compact and efficient design with excellent heat dissipation
• CE, UL, FCC, RoHS certified
• OEM/ODM customization available
• 3-year warranty for reliable performance
• Adapt for cordless power tools, LED lighting systems, RC vehicles, drones, portable electronics, toys, and battery-powered devices
