1500000 Piece/Pieces per Month1. A11 Transmitter Mobile phone wireless charger coil WPC qi wireless charging coil . 2. Temperature choice from normal 130°c to 220°c 3. All material are RoHS, REACH and Halogen compliant. 4. Winding capability from Φ0.016~Φ3.0mm, various kinds of litz wires. 5. Most Competitive Price in best Quality. 6. OEM, ODM capability for Customer Request.Model Number: qi wpc tx a11 Type: wireless charging coils Place of Origin: Guangdong,China Brand Name: Golden Eagle Application: Used for phone,Electronic Devices Supplier Type: ODM,OEM Tolerance: ±20% Operating:-20℃~+125℃ Rated power:0.1~100KW Package type:CustomizedResistance: ±10% Temperature Coefficient:Customized Features:low loss,high precision Inductance:Customized Function:Used for wireless charging Mounting Type:Customized Height:Customized Number of Coils:Customized Size/Dimension:Customized Current Rating-Parallel:CustomizedWhat is Wireless Charging? Wireless Charging is essentially the transmission of an electrical current from a power source to a receiving device without the use of a physical connection.  The electrical current is then used to charge or re-charge the battery of the receiving device. In this circumstance the receiving device can be anything from a smartphone or wearable, to a large cars. How does wireless charging work? Wireless Charging is based on the principle of Wireless Power or Magnetic Resonance – the process whereby electricity is transferred between two objects through coils. What is Qi? Qi (pronounced “chee”) is the global standard for wireless charging. Qi is the only wireless power solution fully integrated into smart phones, without the need for cases or replaceable battery covers. Developed by the Wireless Power Consortium in 2010, Qi guarantees that any phone, camera, remote control, or other device carrying the Qi logo will work with any charging surface that carries the Qi logo, regardless of manufacturer or brand.Packaging Details: foam packaging and carton packaging Port: Yantian Port, Shanghai Port, According to customer's requestProfessional R&D with Great Knowledge and Technique. High Quality Products and Competitive Price Low MOQ and Prompt Logistic. Full Comprehension ODM/ODM & Design. Strict Quality Inspection System.