Support APP:No Frequency:433 MHz Channel:3 Package:Yes Wireless Communication:IR Use:Air Conditioner Origin:Mainland China Certification:CE,RoHS Model Number:ras-b10n3kv2-e1 compatible with:ras-b10n3kv2-e1 Air Conditioning Remote Controller for Toshiba Air Conditioner High Grade Remote Control ras-b10n3kv2-e1 We test it before delivery to make sure it's working perfect Picture Shipment: 1.We Ship All Items Worldwide Within 36 hours (Except Holiday), Will Will Choose One Of Them According to Different Countries . So If You Have Specific Shipping Requirement ,Please Tell Us Before Shipping . 2.We Ship To AliExpresss Address Only .Please Make Sure Your Address In Is The Right Shipping Address After-sales service: All Stuff Through Strict Test Before Shipping .And We Guarantee Its Good ,Please Make Sure The Package Is In Good Situation When You Signature It . After You Got The Items ,If You Have Any Problems With The Goods , Please Contact Us Anytime With No Hesitate Instead Of Open A Dispute , We Will Reply You Within 12 Hours ,And We Will Try Our Best To Help you to Solve Your Questions or Problems . If You Cannot Get The Goods Within 50 Days , Please Let Us Know And We Will Refund All Your Payment . Our Service Purpose Is To Make Every Customer Have A Good Shopping Experience . Feedback: If You Are Satisfied With Our Item & Service, Please Give Us A Positive Feedback & A 5 Star Review, Which Will Give Bring A Better Develop Chance To Our Shop , And We Will Thank You And Try Harder To Service You Better . If You Are Unhappy With Our Service Or Any Other Problems , Please Contact Us Before Leaving Feedback & Open A Dispute , We Will Resolve The Issue Immediately It Will Be Much Appreciated If You Have Any Good Suggestions .