RFID security card coil for RFID Access control security card coil Key Specifications/Special Features: 
Meeting and compatible with Qi standard of WPC 
More thin and more efficient 
Litz wire winding 
Ni-Mn ferrite material 
Input: 5V/2A, Output: 5V/1A 
Power Transfer Efficiency: 75% 
Flexible sheet type is available 
Dimension: 37 * 37 * 1.8 mm 
Net Weight: ≥ 5g 
Storage temperature: -20° C-85° C 
Operation temperature: -20° C-105° C 
Output with multi-protection 
Easy to install 
Various structures meet customer specification 
Customized sizes are welcome 

Advantage: 
Professional engineer 
Good after-sale service 
Qualified material and competitive price 
RoHS certification 
Small Orders Accepted 
Ultra miniature size and light weight 
OEM/ ODM available