How to distinguish BAOFENG UV5R 5W / 8W Radio Walkie talkie

How to distinguish BAOFENG UV5R 5W / 8W Radio Walkie talkie BaoFeng UV-5R Dual Band Two Way Radio (Black)+ Waterproof case(FREE) Introduction BAOFENG UV-5R The transceiver is a micro-miniature multiband FM transceiver with extensive receive frequency coverage, providing local-area two-way amateur communications along with unmatched monitoring capability Feature & Specification VHF/ UHF DUAL-BAND TWO WAY RADIO Frequency Range: 136-174 / 400-480MHz Dual-Band Display, Dual Freq. Display, Dual-Standby Output Power: 4 /1Watts 128 Channels 50 CTCSS and 104 CDCSS Built-in VOX Function 1750Hz Brust Tone FM Radio (65.0MHz-108.0MHz) LED Flashlight Large LCD Display High/Low RF Power Switchable 25KHz/12.5KHz Switchable Emergency Alert Low Battery Alert Battery Saver Time-out Timer Keypad Lock Monitor Channel Channel Step: 2.5/5/6.25/10/12.5/25KHz ROGER SET BaoFeng UV-5R Dual Band Two Way Radio (Black)+ Waterproof case(FREE) ------------------------ 409 SHOP Whatsapp: +852 54457217 Office: 852 31470212