Latest Facebook Lite 231 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; ZTE 2050RU Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/77.0.3865.92 Mobile Safari/537.36[FBAN/EMA;FBLC/ru_RU;FBAV/231.0.0.5.122;] Android 9 Blade 20 Smart
Mozilla/5.0 (Linux; Android 9; vivo 1901 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/74.0.3729.136 Mobile Safari/537.36[FBAN/EMA;FBLC/en_US;FBAV/231.0.0.5.122;] Android 9 Y15
Mozilla/5.0 (Linux; Android 9; vivo 1723 Build/PKQ1.190118.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.66 Mobile Safari/537.36[FBAN/EMA;FBLC/en_US;FBAV/231.0.0.5.122;] Android 9 V9
Mozilla/5.0 (Linux; Android 9; TA-1021 Build/PKQ1.181105.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.101 Mobile Safari/537.36[FBAN/EMA;FBLC/ru_RU;FBAV/231.0.0.5.122;] Android 9 6
Mozilla/5.0 (Linux; Android 9; SM-N950F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.101 Mobile Safari/537.36[FBAN/EMA;FBLC/bg_BG;FBAV/231.0.0.5.122;] Android 9 Galaxy Note 8
Mozilla/5.0 (Linux; Android 9; SM-G950F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.101 Mobile Safari/537.36[FBAN/EMA;FBLC/bg_BG;FBAV/231.0.0.5.122;] Android 9 Galaxy S8
Mozilla/5.0 (Linux; Android 9; SM-A405FN Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/80.0.3987.87 Mobile Safari/537.36[FBAN/EMA;FBLC/bg_BG;FBAV/231.0.0.5.122;] Android 9 Galaxy A40
Mozilla/5.0 (Linux; Android 9; RMX1825 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/75.0.3770.101 Mobile Safari/537.36[FBAN/EMA;FBLC/en_GB;FBAV/231.0.0.5.122;] Android 9 3
Mozilla/5.0 (Linux; Android 9; Redmi 7 Build/PKQ1.181021.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.101 Mobile Safari/537.36[FBAN/EMA;FBLC/ru_RU;FBAV/231.0.0.5.122;] Android 9 Redmi 7
Mozilla/5.0 (Linux; Android 9; Redmi 6A Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/80.0.3987.99 Mobile Safari/537.36[FBAN/EMA;FBLC/en_GB;FBAV/231.0.0.5.122;] Android 9 Redmi 6A
Mozilla/5.0 (Linux; Android 9; POT-LX1A Build/HUAWEIPOT-L41B; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/79.0.3945.116 Mobile Safari/537.36[FBAN/EMA;FBLC/it_IT;FBAV/231.0.0.5.122;] Android 9 P smart (2020)
Mozilla/5.0 (Linux; Android 9; MRD-LX2 Build/HUAWEIMRD-LX2; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.101 Mobile Safari/537.36[FBAN/EMA;FBLC/en_US;FBAV/231.0.0.5.122;] Android 9 Y6 Pro (2019)
Mozilla/5.0 (Linux; Android 9; MRD-LX1 Build/HUAWEIMRD-LX1; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.101 Mobile Safari/537.36[FBAN/EMA;FBLC/ru_RU;FBAV/231.0.0.5.122;] Android 9 Y6 (2019)
Mozilla/5.0 (Linux; Android 9; moto g(6) play Build/PPPS29.55-35-18-7; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.101 Mobile Safari/537.36[FBAN/EMA;FBLC/pt_BR;FBAV/231.0.0.2.122;] Android 9 Moto G6 Play
Mozilla/5.0 (Linux; Android 9; moto e(6) plus Build/PTBS29.401-58-2; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.101 Mobile Safari/537.36[FBAN/EMA;FBLC/it_IT;FBAV/231.0.0.5.122;] Android 9 Moto E6 Plus
Mozilla/5.0 (Linux; Android 9; Mi A1 Build/PKQ1.180917.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.101 Mobile Safari/537.36[FBAN/EMA;FBLC/bg_BG;FBAV/231.0.0.5.122;] Android 9 Mi A1
Mozilla/5.0 (Linux; Android 9; Lenovo TB-X605L Build/PKQ1.190319.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.101 Safari/537.36[FBAN/EMA;FBLC/ru_RU;FBAV/231.0.0.5.122;] Android 9 Tab M10 FHD
Mozilla/5.0 (Linux; Android 9; KSA-LX9 Build/HONORKSA-LX9; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/72.0.3626.121 Mobile Safari/537.36[FBAN/EMA;FBLC/ru_RU;FBAV/231.0.0.5.122;] Android 9 Honor 8S
Mozilla/5.0 (Linux; Android 9; itel W6004 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/79.0.3945.116 Mobile Safari/537.36[FBAN/EMA;FBLC/fr_FR;FBAV/231.0.0.5.122;] Android 9 A56 LTE
Mozilla/5.0 (Linux; Android 9; itel W6004 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/79.0.3945.116 Mobile Safari/537.36[FBAN/EMA;FBLC/en_US;FBAV/231.0.0.5.122;] Android 9 A56 LTE