{"product_id":"bangle-js-smart-watch","title":"Bangle.js Smart Watch","description":"\u003cp\u003eBangle.js is an open, hackable smartwatch.\u003c\/p\u003e\n\u003cp\u003eYou can easily install new apps from the web or develop your own using JavaScript or a graphical programming language (Blockly). All you need is a Web Browser (Chrome, Edge or Opera) and you can upload apps or write code to run on your watch wirelessly! Bangle.js is waterproof and AI enabled and comes with bluetooth low energy, GPS, a heart rate monitor, accelerometer and more.\u003c\/p\u003e\n\u003cp\u003eJust got your Bangle.js? Check out \u003ca href=\"https:\/\/www.espruino.com\/Bangle.js+Getting+Started\" target=\"_blank\" data-mce-href=\"https:\/\/www.espruino.com\/Bangle.js+Getting+Started\"\u003eThe Bangle.js 'Getting Started' page\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIP68 Waterproof: up to 10m underwater\u003c\/li\u003e\n\u003cli\u003eNordic 64MHz nRF52832 ARM Cortex-M4 processor with Bluetooth LE\u003c\/li\u003e\n\u003cli\u003e64kB RAM 512kB on-chip flash, 4MB external flash\u003c\/li\u003e\n\u003cli\u003e1.3 inch 240x240 16 bit LCD display with 2 zone touch\u003c\/li\u003e\n\u003cli\u003eGPS\/Glonass receiver (UBlox)\u003c\/li\u003e\n\u003cli\u003eHeart rate monitor\u003c\/li\u003e\n\u003cli\u003e3 Axis Accelerometer (with Pedometer and Tap detect)\u003c\/li\u003e\n\u003cli\u003e3 Axis Magnetometer\u003c\/li\u003e\n\u003cli\u003eVibration motor\u003c\/li\u003e\n\u003cli\u003e350mAh battery, 1 week standby time\u003c\/li\u003e\n\u003cli\u003e5 x 5 x 1.7 cm case, plastic with stainless steel ring\u003c\/li\u003e\n\u003cli\u003eCan be disassembled with just 4 screws\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePower Consumption\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIdle, accelerometer on 12.5Hz - 0.35mA\u003c\/li\u003e\n\u003cli\u003eIdle, accelerometer on 1.25Hz - 0.15mA (default if not moved)\u003c\/li\u003e\n\u003cli\u003eBLE Connected in high bandwidth mode - 0.5mA\u003c\/li\u003e\n\u003cli\u003eCompass on - 2mA\u003c\/li\u003e\n\u003cli\u003eHeart rate monitor on - 2.5mA\u003c\/li\u003e\n\u003cli\u003e100% CPU usage running JavaScript - 7mA\u003c\/li\u003e\n\u003cli\u003eGPS on - 30mA\u003c\/li\u003e\n\u003cli\u003eLCD on - 40mA\u003c\/li\u003e\n\u003cli\u003eTurned off - 0.08mA (0.6mA if turned off via Bootloader)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis means that when idle (in the normal power-on state) you can expect around 30-90 days of battery life depending on whether Bangle.js is moved or not.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e These figures are based on the latest Bangle.js firmware. Earlier firmwares have slightly higher power consumption figures.\u003c\/p\u003e\n\u003ch2\u003eCharging\u003c\/h2\u003e\n\u003cp\u003eThe supplied charge cable connects to a USB port to charge Bangle.js (there is no data connection, it is power only).\u003c\/p\u003e\n\u003cp\u003eYou must connect the cable the right way around or it won't work: With Bangle.js facing away from you (so you're looking at the shiny back) and the CE Rohs text the right way up, the USB cable should exit from the left side of the watch.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe cable is magnetic and the wires are connected directly to USB power.\u003c\/strong\u003e Do not leave your cable plugged in or it might attract itself to the nearest magnetic (probably conductive) object and short out.\u003c\/p\u003e\n\u003ch2\u003eSoftware Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEasy to code and debug wirelessly using JavaScript or the graphical editor (based on Blockly)\u003c\/li\u003e\n\u003cli\u003ePre-programmed with the Espruino Open Source JavaScript interpreter\u003c\/li\u003e\n\u003cli\u003eVast majority of JavaScript ES5 features and many ES6 features including: Regular Expressions, Promises, Arrow Functions, Template Literals\u003c\/li\u003e\n\u003cli\u003e40kB RAM for program memory\/variables\u003c\/li\u003e\n\u003cli\u003eBluetooth 4.2 Advertising, Central and Peripheral mode support with built-in Nordic UART service\u003c\/li\u003e\n\u003cli\u003eGraphics library with Vector fonts, bimap rotate \u0026amp; scale\u003c\/li\u003e\n\u003cli\u003eTensorflow Lite for Microcontrollers AI\u003c\/li\u003e\n\u003cli\u003eWear-levelled flash filesystem\u003c\/li\u003e\n\u003cli\u003eHeatshrink compression\u003c\/li\u003e\n\u003cli\u003eUpload functions written in C or ARM Assembler\u003c\/li\u003e\n\u003cli\u003eBuilt-in wireless debugging\u003c\/li\u003e\n\u003cli\u003eVT100 Terminal support on LCD\u003c\/li\u003e\n\u003cli\u003eProgram with Web-based Web Bluetooth IDE or Node.js-based command line tools\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApps\u003c\/h2\u003e\n\u003cp\u003eBecause Bangle.js is entirely open, you can upload the apps they’ve already developed, create your own, or upload apps created by the online community.\u003c\/p\u003e\n\u003cp\u003eThe Bangle app store (at \u003ca href=\"https:\/\/banglejs.com\/apps\/\" target=\"_blank\"\u003ebanglejs.com\/apps\u003c\/a\u003e) is entirely free and open. They’ll never share your data with third parties or make your use of our apps dependent on third party cloud services. So far there are over 100 great apps including games, navigation and fitness aids, watch faces, spirit levels, QR code displays and more - and new apps get added weekly!\u003c\/p\u003e\n\u003ch2\u003eTutorials\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFor general help with Bangle.js, see the \u003ca href=\"https:\/\/www.espruino.com\/Bangle.js+Getting+Started\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eBangle.js Getting Started Guide\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eTo get your computer connected, check out the \u003ca href=\"https:\/\/www.espruino.com\/Quick+Start+BLE#banglejs\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eEspruino Getting Started Guide\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eTo get started with development see the \u003ca href=\"https:\/\/www.espruino.com\/Bangle.js+Development\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eBangle.js Development page\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eMore technical information about using the \u003ca href=\"https:\/\/www.espruino.com\/Bangle.js#lcd\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eLCD\u003c\/a\u003e and \u003ca href=\"https:\/\/www.espruino.com\/Bangle.js#onboard\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eonboard peripherals\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Espruino","offers":[{"title":"Default Title","offer_id":32294381387859,"sku":"BANGLEJS","price":74.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0174\/1800\/products\/WristBangle.jpg?v=1604331347","url":"https:\/\/shop.pimoroni.com\/en-eu\/products\/bangle-js-smart-watch","provider":"Pimoroni Ltd","version":"1.0","type":"link"}