Specification BatteriesIncluded : 1 BatteriesRequired : 1 Brand : KEYSTONE BulletPoint1 : Visit guide.keyst.one for speedy set up. If you are facing charging/battery issue, please update your Keystone to V-1.5.6 or later upon release to improve your battery experience. BulletPoint2 : Air-Gapped: Safeguard your cryptocurrency with a 100% air-gapped hardware wallet. Conduct transactions securely through QR code scanning. Your private key is stored within a secure element, resistant to side channel attacks, ensuring complete protection from online threats. BulletPoint3 : Open Source: Our Secure Element firmware, hardware design, hardware wallet application, and specific components of the operating system are open source. BulletPoint4 : Advanced Features: PSBT BTC multi-sig, ETH multi-sig, staking, and transaction decoding. Our Multicoin firmware supports over 1000 cryptocurrencies, including BTC, ETH, USDT, and many more. BulletPoint5 : Backup & Recovery: The recovery phrase generated by our hardware wallet is compatible with all Keystone hardware wallets as well as other hardware/software wallets that support the BIP32/39/44 seed phrase standards. Some notable wallets include MetaMask, Rabby etc. BulletPoint6 : Contents: Hardware Wallet, User Manual, 6 Seed Sheets, USB-C Cable. Dimensions: 103.9mm x 62.5mm x 12.9mm. Weight: 103g. Since there is a plastic protective film on the surface of the screen (there may be scratches), please remove the film and use it. BulletPoint7 : Need help? Just ask support@keyst.one Color : Keystone 3 Pro CompatibleDevices : Sandisk Sdcz48-016g-a46 Ultra USB 3.0 Flash Drive (16gb) CompatibleDevices1 : PC / Laptop CompatibleDevices2 : NAS CompatibleDevices3 : Cell Phone CompatibleDevices4 : Tablet / TV CompatibleDevices5 : Car ConnectivityTechnology : USB DigitalStorageCapacity : 16 GB ExternallyAssignedProductIdentifier1 : 619659102128 ExternallyAssignedProductIdentifier2 : 0619659102128 ExternallyAssignedProductIdentifier3 : 00619659102128 GpsrSafetyAttestation : 1 HardwareInterface : usb3.0 HardwareInterface1 : usb3.2_gen_1 HardwareInterface2 : usb3.0 Hazmat1 : LITHIUM ION BATTERIES PACKED WITH EQUIPMENT Hazmat10 : DE_SmallLithiumIonBatteryWithEquipment Hazmat11 : EG_SmallLithiumIonBatteryWithEquipment Hazmat12 : ES_SmallLithiumIonBatteryWithEquipment Hazmat13 : FR_SmallLithiumIonBatteryWithEquipment Hazmat14 : GB_SmallLithiumIonBatteryWithEquipment Hazmat15 : IE_SmallLithiumIonBatteryWithEquipment Hazmat16 : IN_SmallLithiumIonBatteryWithEquipment Hazmat17 : IT_SmallLithiumIonBatteryWithEquipment Hazmat18 : JP_SmallLithiumIonBatteryWithEquipment Hazmat19 : MX_SmallLithiumIonBatteryWithEquipment Hazmat2 : UN3481 Hazmat20 : NL_SmallLithiumIonBatteryWithEquipment Hazmat21 : PL_SmallLithiumIonBatteryWithEquipment Hazmat22 : SA_SmallLithiumIonBatteryWithEquipment Hazmat23 : SE_SmallLithiumIonBatteryWithEquipment Hazmat24 : SG_SmallLithiumIonBatteryWithEquipment Hazmat25 : TR_SmallLithiumIonBatteryWithEquipment Hazmat26 : US_SmallLithiumIonBatteryWithEquipment Hazmat27 : ZA_SmallLithiumIonBatteryWithEquipment Hazmat28 : 9 Hazmat3 : II Hazmat4 : AE_SmallLithiumIonBatteryWithEquipment Hazmat5 : AU_SmallLithiumIonBatteryWithEquipment Hazmat6 : BE_SmallLithiumIonBatteryWithEquipment Hazmat7 : BR_SmallLithiumIonBatteryWithEquipment Hazmat8 : CA_SmallLithiumIonBatteryWithEquipment Hazmat9 : CN_SmallLithiumIonBatteryWithEquipment IncludesRechargableBattery : 1 ItemDisplayDimensions_Height : 1 inches ItemDisplayDimensions_Length : 5 inches ItemDisplayDimensions_Width : 4 inches ItemName : Keystone - Cryptocurrency Hardware Wallet Air-gapped, 4-inch Touch Screen, Store Your Crypto Securely (Keystone 3 Pro) ItemPackageDimensions_Height : 17.6022 centimeters ItemPackageDimensions_Length : 3.7084 centimeters ItemPackageDimensions_Width : 9.906 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : usb-flash-drives Manufacturer : Keystone Material : Aluminum MemoryStorageCapacity : 16 GB ModelName : Sandisk 16gb Ultra USB 3.0 Flash Drive ModelNumber : Keystone 3 Pro NumberOfBoxes : 1 NumberOfItems : 1 NumberOfLithiumIonCells : 48 NumberOfLithiumMetalCells : 1 PartNumber : SDCZ48-016G-A46 ProductDescription : Keystone Hardware Wallet is a 100% Air-gapped QR code communication hardware wallet for Bitcoin, Ethereum, USDT, BCH, XRP, Tron, LTC, Dash, Polkadot, Kusama and 1000+ cryptocurrencies. It offers convenient cold storage solution with an open source firmware, 4 inch touchscreen and PSBT Bitcoin multisig support. Protect your cryptocurrency with the perfect balance between secure and convenient hardware wallet with mobile phone support. ProductSiteLaunchDate : 2021-09-20T15:48:33.861Z ReadSpeed : 80 megabytes_per_second Size : 128G StreetDate : 2015-02-18T00:00:01Z SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 43230000 WarrantyDescription : 6 months WriteSpeed : eighty megabytes per second