2/10

Premium Anti-theft Laptop Backpack with USB Port

$29.99
Color:  Black
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Free worldwide shipping
Free returns
Sustainably made
Secure payments
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Description

  SHIPPING WORLDWIDE  

✔ 100% money back guarantee.
✔ Delivery>>Global Express Delivery.
✔ Processing time>>delivery within 48 hours after payment .
We are going to sell out 1000 items at the lowest price USD $29.99.
4 hours later, the rate will be reset to its original cost USD $99.88.
Premium Anti-theft Laptop Backpack with USB Port is guaranteed to meet your safety
standards while providing a backup power source for your gadgets when you're on the go. Crafted with fine workmanship, it has a business and fashion style for your daily needs.

It is designed with anti-theft technology and zippers at the back side that shows an invisible compartment once you pull it. An invisible zip pocket is also at the back to store mobile phones, keys, wallet, and more.

It comes with an external charging unit and a back sleeve feature that allows the backpack to slide over the luggage handle for ease of mobility during traveling.

POWERFUL FEATURES

  • A cool multi-compartment backpack
  • It protects your back and takes care of your laptop and other valuables.
  • It features an anti-theft technology with an invisible zip pocket, anti-slashing and water-resistant main compartment that increases the security of your things
  • Designed with smooth zippers on the back side that shows an invisible compartment when pulled
  • It comes with an external USB interface to charge your device on the go
  • Thick and sturdy overall material
  • It has a stabilized back sleeve design so you can slide it over the luggage handle when traveling
  • Made with a breathable material to prevent feeling hot and sweaty while wearing it
  • The back and shoulder straps have excellent breathable padding to offer extra back support and comfort
  • The secret pocket near the side and the straps will give you easy access to the needy devices such as smartphones and wallets

SPECIFICATION

  • Material: Premium Water-resistant Polyester
  • Closure Type: Zipper
  • Dimension: 30 x 13 x 41 cm

PACKAGE CONTENT

  • 1pc - Premium Anti-theft Laptop Backpack with USB Port

PAYMENT

PayPal is welcomed here.

If you don't have a PayPal account, we accept all credit cards: just select 'PayPal' and click the 'Pay with Debit or Credit Card' button.
const TAG = "spz-custom-product-automatic"; class SpzCustomProductAutomatic extends SPZ.BaseElement { constructor(element) { super(element); this.variant_id = '0129a724-df11-43e6-8ade-b2e822c42abb'; this.isRTL = SPZ.win.document.dir === 'rtl'; this.isAddingToCart_ = false; // 加购中状态 } static deferredMount() { return false; } buildCallback() { this.action_ = SPZServices.actionServiceForDoc(this.element); this.templates_ = SPZServices.templatesForDoc(this.element); this.xhr_ = SPZServices.xhrFor(this.win); this.setupAction_(); this.viewport_ = this.getViewport(); } mountCallback() { this.init(); // 监听事件 this.bindEvent_(); } async init() { this.handleFitTheme(); const data = await this.getDiscountList(); this.renderApiData_(data); } async getDiscountList() { const productId = 'f3f3f27e-9c56-41c6-a308-78f22cd5b0b6'; const variantId = this.variant_id; const productType = 'default'; const reqBody = { product_id: productId, variant_id: variantId, discount_method: "DM_AUTOMATIC", customer: { customer_id: window.C_SETTINGS.customer.customer_id, email: window.C_SETTINGS.customer.customer_email }, product_type: productType } const url = `/api/storefront/promotion/display_setting/text/list`; const data = await this.xhr_.fetchJson(url, { method: "post", body: reqBody }).then(res => { return res; }).catch(err => { this.setContainerDisabled(false); }) return data; } async renderDiscountList() { this.setContainerDisabled(true); const data = await this.getDiscountList(); this.setContainerDisabled(false); // 重新渲染 抖动问题处理 this.renderApiData_(data); } clearDom() { const children = this.element.querySelector('*:not(template)'); children && SPZCore.Dom.removeElement(children); } async renderApiData_(data) { const parentDiv = document.querySelector('.automatic_discount_container'); const newTplDom = await this.getRenderTemplate(data); if (parentDiv) { parentDiv.innerHTML = ''; parentDiv.appendChild(newTplDom); } else { console.log('automatic_discount_container is null'); } } doRender_(data) { const renderData = data || {}; return this.templates_ .findAndRenderTemplate(this.element, renderData) .then((el) => { this.clearDom(); this.element.appendChild(el); }); } async getRenderTemplate(data) { const renderData = data || {}; return this.templates_ .findAndRenderTemplate(this.element, { ...renderData, isRTL: this.isRTL }) .then((el) => { this.clearDom(); return el; }); } setContainerDisabled(isDisable) { const automaticDiscountEl = document.querySelector('.automatic_discount_container_outer'); if(isDisable) { automaticDiscountEl.setAttribute('disabled', ''); } else { automaticDiscountEl.removeAttribute('disabled'); } } // 绑定事件 bindEvent_() { window.addEventListener('click', (e) => { let containerNodes = document.querySelectorAll(".automatic-container .panel"); let bool; Array.from(containerNodes).forEach((node) => { if(node.contains(e.target)){ bool = true; } }) // 是否popover面板点击范围 if (bool) { return; } if(e.target.classList.contains('drowdown-icon') || e.target.parentNode.classList.contains('drowdown-icon')){ return; } const nodes = document.querySelectorAll('.automatic-container'); Array.from(nodes).forEach((node) => { node.classList.remove('open-dropdown'); }) // 兼容主题 this.toggleProductSticky(true); }) // 监听变体变化 document.addEventListener('dj.variantChange', async(event) => { // 重新渲染 const variant = event.detail.selected; if (variant.product_id == 'f3f3f27e-9c56-41c6-a308-78f22cd5b0b6' && variant.id != this.variant_id) { this.variant_id = variant.id; this.renderDiscountList(); } }); } // 兼容主题 handleFitTheme() { // top 属性影响抖动 let productInfoEl = null; if (window.SHOPLAZZA.theme.merchant_theme_name === 'Wind' || window.SHOPLAZZA.theme.merchant_theme_name === 'Flash') { productInfoEl = document.querySelector('.product-info-body .product-sticky-container'); } else if (window.SHOPLAZZA.theme.merchant_theme_name === 'Hero') { productInfoEl = document.querySelector('.product__info-wrapper .properties-content'); } if(productInfoEl){ productInfoEl.classList.add('force-top-auto'); } } // 兼容 wind/flash /hero 主题 (sticky属性影响 popover 层级展示, 会被其他元素覆盖) toggleProductSticky(isSticky) { let productInfoEl = null; if (window.SHOPLAZZA.theme.merchant_theme_name === 'Wind' || window.SHOPLAZZA.theme.merchant_theme_name === 'Flash') { productInfoEl = document.querySelector('.product-info-body .product-sticky-container'); } else if (window.SHOPLAZZA.theme.merchant_theme_name === 'Hero') { productInfoEl = document.querySelector('.product__info-wrapper .properties-content'); } if(productInfoEl){ if(isSticky) { // 还原该主题原有的sticky属性值 productInfoEl.classList.remove('force-position-static'); return; } productInfoEl.classList.toggle('force-position-static'); } } setupAction_() { this.registerAction('handleDropdown', (invocation) => { const discount_id = invocation.args.discount_id; const nodes = document.querySelectorAll('.automatic-container'); Array.from(nodes).forEach((node) => { if(node.getAttribute('id') != `automatic-${discount_id}`) { node.classList.remove('open-dropdown'); } }) const $discount_item = document.querySelector(`#automatic-${discount_id}`); $discount_item && $discount_item.classList.toggle('open-dropdown'); // 兼容主题 this.toggleProductSticky(); }); // 加购事件 this.registerAction('handleAddToCart', (invocation) => { // 阻止事件冒泡 const event = invocation.event; if (event) { event.stopPropagation(); event.preventDefault(); } // 如果正在加购中，直接返回 if (this.isAddingToCart_) { return; } const quantity = invocation.args.quantity || 1; this.addToCart(quantity); }); } // 加购方法 async addToCart(quantity) { // 设置加购中状态 this.isAddingToCart_ = true; const productId = 'f3f3f27e-9c56-41c6-a308-78f22cd5b0b6'; const variantId = this.variant_id; const url = '/api/cart'; const reqBody = { product_id: productId, variant_id: variantId, quantity: quantity }; try { const data = await this.xhr_.fetchJson(url, { method: 'POST', body: reqBody }); // 触发加购成功提示 this.triggerAddToCartToast_(); return data; } catch (error) { error.then(err=>{ this.showToast_(err?.message || err?.errors?.[0] || 'Unknown error'); }) } finally { // 无论成功失败，都重置加购状态 this.isAddingToCart_ = false; } } showToast_(message) { const toastEl = document.querySelector("#apps-match-drawer-add_to_cart_toast"); if (toastEl) { SPZ.whenApiDefined(toastEl).then((apis) => { apis.showToast(message); }); } } // 触发加购成功提示 triggerAddToCartToast_() { // 如果主题有自己的加购提示，则不显示 const themeAddToCartToastEl = document.querySelector('#add-cart-event-proxy'); if (themeAddToCartToastEl) return; // 显示应用的加购成功提示 this.showToast_("Added successfully"); } triggerEvent_(name, data) { const event = SPZUtils.Event.create(this.win, `${ TAG }.${ name }`, data || {}); this.action_.trigger(this.element, name, event); } isLayoutSupported(layout) { return layout == SPZCore.Layout.CONTAINER; } } SPZ.defineElement(TAG, SpzCustomProductAutomatic);
class SpzCustomDiscountBundle extends SPZ.BaseElement { constructor(element) { super(element); } isLayoutSupported(layout) { return layout == SPZCore.Layout.LOGIC; } mountCallback() { // 同一页可能有多个 block 各自渲染本 snippet，导致逻辑元素 spz-custom-discount-toast(#appsAddCartToastFunc) 重复。 // 仅保留 DOM 中第一个实例，其余重复实例移除自身，保证逻辑元素及其 action 引用(appsAddCartToastFunc)唯一。 const funcs = document.querySelectorAll('#appsAddCartToastFunc'); if (funcs.length > 1 && this.element !== funcs[0]) { this.element.remove(); return; } // 全局折扣 toast 的弹出点分散在多个模板/组件里（含声明式 @atcError），无法逐一在弹出前前置， // 故挂载时幂等地去重并挂到 body；加购 toast 改为弹出前按需去重（见 showAddToCartToast） this.ensureSingleToastInBody_('cart_match_discount_toast_wrap'); } unmountCallback() {} // 同一页面可能有多个 block 各自渲染本 toast snippet（如商详的 discount_automatic + 购物车抽屉里的折扣横幅）， // 导致 toast 外层出现重复 id。重复 id 下 getElementById/querySelector 及 SPZ 动作引用都只命中第一个， // 且被关进抽屉的那份会被抽屉的 transform/overflow 裁剪/错位。这里在挂载时幂等去重： // 只保留一份、移除多余的，并把保留的挂到 body（body 是 position:fixed 最安全的落点，避免被任何祖先裁剪）。可反复调用。 ensureSingleToastInBody_(id) { const els = Array.from(document.querySelectorAll('#' + id)); if (!els.length) return; els.slice(1).forEach((el) => el.remove()); const keep = els[0]; if (keep.parentNode !== document.body) { document.body.appendChild(keep); } } // 主题购物车抽屉是否打开 isInCartDrawer_() { return !!document.querySelector('[data-section-type="cart_drawer"] spz-sidebar[open]'); } setupAction_() { this.registerAction('showAddToCartToast', () => { // 抽屉内加购：主题本就不会有加购效果，统一弹插件自己的 toast // 非抽屉：主题有加购代理则沿用主题加购效果，否则插件兜底 const proxyEl = document.getElementById('add-cart-event-proxy'); const inDrawer = this.isInCartDrawer_(); if (!inDrawer && proxyEl) { return; } // 弹出前按需去重并挂到 body（幂等），避免重复 id 命中错对象或被抽屉裁剪/错位 this.ensureSingleToastInBody_('apps_add_cart_toast_wrap'); const toastEl = document.querySelector('#apps-match-drawer-add_to_cart_toast') SPZ.whenApiDefined(toastEl).then((apis) => { apis.showToast("Added successfully"); }); }); } buildCallback() { this.setupAction_(); }; } SPZ.defineElement('spz-custom-discount-toast', SpzCustomDiscountBundle);