Qi Wireless Charging Distance: Understanding the Limits
The InvisQi wireless charger exemplifies modern Qi charging capabilities with extended range and material compatibility.
Current Distance Capabilities
Maximum Ranges
- Absolute maximum: 30mm (1.18 inches)
- Optimal range: 18-20mm (0.7-0.8 inches)
- MagSafe optimal: 18-20mm
- Minimum effective: 18mm
Material Impact
Surface Performance
- Wood: 95-98% efficiency
- Glass: 90-95% efficiency
- Stone: 85-90% efficiency
- Composite: 90-95% efficiency
Power Delivery
Charging Capabilities
- Apple devices: 7.5W
- Samsung devices: 10W
- Standard Qi: 5W
- Efficiency correlation
Commercial Applications
Business implementations must consider:
Installation Factors
- Surface assessment
- Power infrastructure
- Usage patterns
- Environmental conditions
Optimization Methods
Performance Enhancement
- Precise alignment
- Material selection
- Temperature management
- Power stability
Future Developments
Technology Advances
- Qi 2.0 implementation
- Extended range potential
- Efficiency improvements
- Power enhancement
Conclusion
Understanding Qi charging distance limitations helps optimize installation and performance for reliable wireless charging solutions.
