Works great with all 3.5-6.5 inch iPhone and Android smartphones such as: iPhone 11/11 Pro/11 Pro Max/XS Max/XR/XS/X/8 Plus/8/7 Plus/7/6S Plus/6S, Galaxy Note 9/S9 Plus/S8 Plus/S7 Edge, Huawei, Google Pixel, and almost any other mobile phones. The replaceable high quality 65mAh button battery supports remote shutter release more than ten thousand times, allowing up to 20 to 25 hours of continuous use. An additional button battery is included in the package. Extendible length from 16.5 to 69.5 cm, weighs 133 g, offering adjustable reach for various shooting needs. Compact and portable design fits easily in a pocket. The phone holder rotates 90 degrees, allowing flexible positioning for photos, video calls, or live broadcasts. Constructed with stainless steel for enhanced stability, durability, and strength. Scratch-resistant surface is easy to clean. The phone holder features rubber padding to protect your device and prevent slipping. The telescopic rod is made of stainless steel, ensuring high quality, sturdiness, and reliability. The adjustable phone holder rotates 90 degrees for optimal angle adjustment while maintaining stability. Features a replaceable 65mAh button battery that supports over ten thousand shutter releases, eliminating the need for recharging. Includes an extra battery. Built-in remote shutter connects to your phone via Bluetooth without requiring an additional app, enabling convenient capture of group photos or videos. Press and hold for about 3 seconds to connect to compatible devices. Compact and extendable design with a length range of 16.5 to 69.5 cm and lightweight build at 134 g. Smooth, pocket-sized form with no protruding parts for easy transport.