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1. 2835 No white 5050 white 5M = 16.4 Ft 10M = 32.8 Ft 15M = 49.2 Ft 2. Does not include battery (CR2025)3. If you order a 5M 2835, we will send a USB direct connection mode light strip (more convenient for you to use)Production instructions•Packing: anti-static plastic bag• Material: FPCB• External color: 2835 RGB (without white light) / 5050 RGB (with white light)• Input voltage (V): DC12V• Beam angle: 120°• Life: 50,000 hours• Light source: LED RGB 2835 SMD 300pcs / 5M LED RGB 5050 SMD 90PCS / 5MWIFI controller•Working voltage: DC5V-28V• Output channel: RGB channel• Output current: 4A• Connection method: common anode• Size: 52mm * 22mm * 9mm• Long-range distance: 10-20 meters.• Software: Android system (at least version 2.3 with wifi function) or IOS system.• Connection method: connect with RGB led strip.•Maximum support for 20m led strip24/44 key infrared function:24/44-key infrared remote control for RGB LED SMD bar light.Use infrared remote control to control LED light bar.It can control the color, brightness and flash mode of the LED light bar.Support SMD 5050 RGB stripe light and SMD 3528 RGB stripe light.Including flash, strobe, fade in and fade out, smooth mode.product description:1. 5M/roll 7.5M/roll 10M/roll RGB 5050 LED strip2. Bluetooth remote control / infrared remote control3. DC 12V power adapter (EU/USA/UK/Australia)