Features: Lightweight, small size, easy to carry. The remote control is made of ABS, which is fireproof. Bluetooth 4.0, audio and video synchronization, stable transmission. Built-in lithium battery is rechargeable and reusable. Multi-function buttons make operation more convenient. Lanyard hole design is convenient and practical. The remote control can be used for video likes, taking photos, turning e-book pages, etc. Specifications: Material: ABS Bluetooth version: Bluetooth 4.0 Effective distance: 10-15 m Battery capacity: 250mAh Charging time: 1-2 hours Frequency: 2.4GHz - 2.4835GHz Function: Video likes, taking photos, turning e-book pages, etc. Supported systems: iOS, Android Size: 70 x 35 x 11mm Color: White Package Contents: 1 x Multi-function selfie remote control 1 x Charging cable Only the above package content; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real thing. Measurement error allowed is +/- 1-3 cm.