Stable Support: upgraded to four-legged support, it provides better stability and weight Camera Holder: with 1 or 4 inch screw, easy to connect to any camera Simplified photography: mobile phone with rechargeable wireless remote control provides easy photo taking experience. You can take photos or videos within 10 meters without backup batteries, it is suitable for most Bluetooth-enabled smartphones Durability: carefully crafted with aviation-grade aluminum alloy, durable. Get the reliability you deserve and capture perfect moments anytime, anywhere Perfect for Photography: create a higher level of photography and video with it. Perfect for capturing all your adventures or creative projects Specification: Length: about 17.5cm-105cm or 6.89 inch-41.34 inch Voltage: 4.2V Remote control battery capacity: 55mAh Battery model: 401020 (rechargeable) polymer Material: aluminum alloy tube and ABS Product size: 176x49x39mm