Features: 
Qi Wireless receiver case for LG G4.
High quanlity and effeciency, make your life easier and more convenient.
Ultra-Slim design, feel more comfortable and safe with humanization design for use.
It's working principle is electromagnetic induction.
Works with all QI standard transmitter.

Specifications:
Type: Qi Wireless Charger Receiver Phone Case
Material: ABS + PU Leather
Color: Black
Compatible with: for LG G4
Input Voltage: DC5V
Input Current: 1.2-2A
Working Power: 5W
Chargering Voltage: 5V
Chargering Current: 500-1000MmA
Working Distance: 5mm
Chargering Efficiency: ≥70%
Standard: QI Wireless Chargering Standard
Item size: Approx. 7.8 * 14.9 * 1.3cm / 3.1 * 5.9 * 0.5in
Item weight: Approx. 37g / 1.3oz
Package size: Approx. 9 * 15.5 * 1.3cm / 3.5 * 6.1 * 0.5in
Package weight: Approx. 56g / 2oz

Package including: 
1 * Qi Wireless Charger Receiver Phone Case