Features1Easy to operate, safe and reliable, stylish style and unique appearance make you stand out. 2Made of high quality waterproof fabric, with good water resistance, and effectively prevent rain. 3The inner layer contains a mesh pocket that can hold necessary items and increase storage space. 4No matter day or night, the cycling warning lights will remind people around you to make you safer. 5LED remote warning vest, like a traffic signal, when you want to turn left, right or stop, the remote control will send out the corresponding signal.SpecificationItem Type: Wireless Led Signal VestMaterial: Polyester + OxfordShell Material: PC + ABSSize: 25x25cm/9.8x9.8inControl Distance: 3 Meters/9.8ftWaterproof Rating of Remote Control: IPX-5Receiver Waterproof Rating: IPX-2Communication Method: Wireless Frequency 2.4GHZCharging Time: 3H (with Led Indicator)Remote Control Battery: 2 x CR2032 (built-in)Remote Control Battery Capacity: 220mAhRemote Control Battery Model: CR2032 Button Battery (built-in Battery)Receiving Battery: 4.2V, 500mAh Lithium Battery (built-in Battery)How to Use:1.Use a cable tie to fix the remote control on the front of the car.2.Turn on the backpack switch before riding.3.Select the corresponding indicator according to the forward state.Package List1 x Vest1 x Manual1 x Wireless Remote1 x Remote Control Accessories4 x Tie