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