Latest Facebook Lite 200 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; TA-1032 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/83.0.4103.83 Mobile Safari/537.36[FBAN/EMA;FBLC/en_US;FBAV/200.0.0.8.117;] Android 9 3
Mozilla/5.0 (Linux; Android 9; Redmi Note 5 Build/PKQ1.180904.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/83.0.4103.83 Mobile Safari/537.36[FBAN/EMA;FBLC/ru_RU;FBAV/200.0.0.8.117;] Android 9 Redmi Note 5
Mozilla/5.0 (Linux; Android 9; CPH1819 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/81.0.4044.138 Mobile Safari/537.36[FBAN/EMA;FBLC/ar_AR;FBAV/200.0.0.8.117;] Android 9 F7
Mozilla/5.0 (Linux; Android 8.1.0; Plume P8 Pro Build/O11019; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/68.0.3440.91 Mobile Safari/537.36[FBAN/EMA;FBLC/fr_FR;FBAV/200.0.0.8.117;] Android 8 Plume P8 Pro
Mozilla/5.0 (Linux; Android 5.1.1; SM-J500F Build/LMY48B; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/81.0.4044.117 Mobile Safari/537.36[FBAN/EMA;FBLC/en_US;FBAV/200.0.0.8.117;] Android 5 Galaxy J5 (2015)
Mozilla/5.0 (Linux; Android 10; SM-A805F Build/QP1A.190711.020; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/83.0.4103.83 Mobile Safari/537.36[FBAN/EMA;FBLC/bg_BG;FBAV/200.0.0.8.117;] Android 10 Galaxy A80