Welcome to our store！</br> 1、Made of aluminum alloy, it is wear‑resistant, corrosion‑resistant, and does not rust after washing. 2、With multiple functions, it can be used as a light, knife, writing pen, etc., to meet the daily needs of outdoor. 3、Small in size and light in weight, it is easy to carry out without taking up space. 4、Suitable for outdoor self-defense for help, walking at night and other scenes. 5、The multifunctional pen adopts battery‑powered mode, built‑in battery, and is easy to use. <p class="wang-edit-text">Item Type: Multi‑Tool Pen Material: Aluminium Alloy Product Weight: Approx. 83g / 2.9oz Function: Use it to break the window to survive, self-defense, lighting, writing, etc. Battery Model: LR936(AG9) Battery Capacity: 50MAH Battery Type: Zinc manganese battery Number of Batteries: 3 batteries need to be installed. <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 x&nbsp;Multi‑Tool&nbsp;Pen3 x Battery 1 x Refill Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>