Quick DetailsPlace of Origin: Guangdong,Website:http://www.trustagsrfid.com, China (Mainland)Brand Name: TrustagsModel Number: KEY ROBProduct name: 125khz TK4100 Plastic Rfid Key Fobsfrequency: 125 khzColor: Customized Colorsize: Customized SizeMaterial: ABSReading range: 0-3cmType: RFID Keychain TagCondition: New: A brand-new, unused, unopened, undamaged itemApplication: ID door access devices or ID readerChip: TK4100Packaging & DeliveryPackaging Details:100 pcs of one bag,10 bags of one cartonDelivery Detail:Shipped in 7 days after paymentHot cheapest price Customized Size ABS material rfid key fob Product Description125 KHz. operating frequency.Pre-programmed with unique ID number.Compatible with all ID door access devices or ID reader (125 KHz).Contactless transmission of data and supply energyNo external power required.Color: all colorsEasy to carry.High QualityWaterproofMaterial: ABS