Built-in Battery: 3.7V 350MAHCharging Interface: MICRO USBLight Color: White, Red, Green, Blue, Yellow, Purple, Sky BlueProduct Weight: 17.8gUsage Time: About 3.5 Hours When FlashingProduct Charging: 5V 1ACharging Time: About 90 MinutesSetting Mode: Fast Strobe, Slow StrobeProduct Size: 4.8*3.43*1.84cmFeatures:1.2.4G Wireless Remote Control, Remote Control Is More Convenient2. Built-in Battery With Long-lasting Battery Life, MICROUSB Charging Socket And Matching Charging Cable3. Deeply Waterproof, No Fear Of Rainy Days. The Strobe Light Is Deeply Waterproof And Can Be Used In Rainy Days.4. Use High-quality High-brightness Multi-color Wicks, With White Light, Red Light, Green Light, Etc., Each Type Of Light Has A Good Effect5. Universal Strobe Light, Widely Applicable, Improving Night Warning Effect And Signal Tracking6. Seven Lights, Multiple Modes, Seven Colors Fast Flash, Seven Colors Slow Flash, Seven Colors SOS Mode, Seven Colors Always On, Civil Aviation Mode, Cycle Mode And Other 30 Modes With Memory FunctionPackage Included:1 set * (1 lamp, 1 set of accessories)/1 set * (2 lamps, 1 set of accessories)/1 set * (4 lamps, 1 set of accessories)/1 set * (1 lamp, 1 charging cable)