Ayamaya Instant Heated Trekpak For Sleeping Bag, Hammock Underquilts,Heated Product Details Fleece Instant Heat with 3 Modes: The heated trekpak can rapidly heat up to a maximum of 140? in just 5 seconds. Three adjustable temperature levels allow personalized comfort, keeping you warm in different conditions. Ideal for winter camping, outdoor events, or staying cozy at home. Compression Stuff Sack: The 17.7*15.7inch storage bag can accommodate a single sleeping bag or a hammock underquilt. Equipped with two shoulder straps, it functions as a backpack or compresses tight. Additionally, it includes a small exterior pocket for storing camping accessories. Wireless Heat Pad: The heating pad can be unzipped and expanded to a size of 31.5*17.7 inches. You can place it inside a sleeping bag or a hammock underquilt to preheat. The interior features soft fleece material and cotton padding, making it comfortable to use as a blanket even without heating. 5000mAh Battery Included: The heating bag is equipped with a 5000mAh rechargeable battery, ensuring continuous operation at its highest heating mode for up to 3 hours. It can also provide power for other USB devices. Its compact size and lightweight design won't burden your camping trips. Winter Activity Essentials: The hot pocket is a must-have for winter camping gear. Whether you're camping in the wilderness, ice fishing on a frozen lake, or participating in various outdoor activities in cold conditions.It can also be used as a cold-weather heated mummy bag. This heating pack offers instant warmth wherever and whenever you need it. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.