CoolWallet Version 1 specifications 【 Hardware】①. Form factor: credit card size 85.6(L) x 53.98(H) x0.8(T)mm ②. Display: Eink e—paper;segmented; blackwhite color; contrastratio 7:1; ~180 viewangle; 24.6(L) x 21.9(H)mm view area; plastic material ③. Button: 1 metal dome button; >100,000 pushes; tactile feedback ④. Battery: 1 lithium ion rechargeable battery; 3V; 10mAh; 500 recharging cycles and two years battery life. ⑤. Battery charging l NFC: 1 hour from 20% to 85%, 4 hours full charge ⑥. Communication interface l Bluetooth: BLE 4.0; 10 meters proximity distance l NFC: 0~1cm proximity distance ⑦. Power consumption: Min 30 days for standby or 30 transactions ⑧. Working temperature: 10C-40C ⑨. Storage temperature: (—)10C-50C ⑩. Secure Chip: Common Criteria EAL5+ certified l Temper proof l True random number generator l Hardware Crypto Accelerator 【 Functions】①. Bitcoin specification supported: 🔹Bitcoin algorithm:Support transaction signing algorithm ECDSA with specified elliptic curve secp 256k1 🔹 BIP—32: HD Wallets 🔹BIP—44:Support upto 5 accounts, each account includes upto 2^32 external and internal Bitcoin transaction address ②. Generateseedon—card or import via communication interface ③. Strong authentication and secure—channel with wallet applications ④. OTP algorithm: OATH HOTP ⑤. Watchdog: Alert when lostsignal 【Supported Software】①. CoolWallet iPhone App via BLE communication ②. CoolWallet Android App via BLE communication
【Absolutely safe】However dangerous your internet environment is, your bitcoins are always safe as your private keys never leave CoolWallet. CoolWallet’s OTP system allows only the user to sign the transaction offline. It is even waterproofed.
【Great Mobility】CoolWallet is credit card sized that perfectly fits in your wallet. You can carry your fortune with you all the time. We simplify the processes, there are only a few steps to control your bitcoins. Display screen on CoolWallet shows clear numbers of your balance and processes.
【Fashionable】NFC and BLE are the most trendy connection methods. CoolWallet has the slimmest body and the largest screen in the field. Moreover, it has the coolest look.
This is CoolWallet Version 1 not new model. CoolWallet Version 1 supports only bitcoin !
Coolwallet, Battery Charger, USB cable, User Manual, Recovery Card included.