Latest Facebook Lite 254 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; ZTE Blade A5 2019 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.88 Mobile Safari/537.36[FBAN/EMA;FBLC/uk_UA;FBAV/254.0.0.11.121;] Android 9 Blade A5 (2019)
Mozilla/5.0 (Linux; Android 9; W-K510-EEA Build/PPR1.181008.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.101 Mobile Safari/537.36[FBAN/EMA;FBLC/it_IT;FBAV/254.0.0.11.121;] Android 9 Y60
Mozilla/5.0 (Linux; Android 9; SM-J730G Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/90.0.4430.91 Mobile Safari/537.36[FBAN/EMA;FBLC/id_ID;FBAV/254.0.0.11.121;] Android 9 Galaxy J7 Pro
Mozilla/5.0 (Linux; Android 9; SM-J701F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.101 Mobile Safari/537.36[FBAN/EMA;FBLC/en_GB;FBAV/254.0.0.11.121;] Android 9 Galaxy J7 Core
Mozilla/5.0 (Linux; Android 9; SM-J530FM 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/ru_RU;FBAV/254.0.0.11.121;] Android 9 Galaxy J5 (2017)
Mozilla/5.0 (Linux; Android 9; SM-G390F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.88 Mobile Safari/537.36[FBAN/EMA;FBLC/ru_RU;FBAV/254.0.0.11.121;] Android 9 Galaxy Xcover 4
Mozilla/5.0 (Linux; Android 9; SM-A505FN Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/90.0.4430.210 Mobile Safari/537.36[FBAN/EMA;FBLC/it_IT;FBAV/254.0.0.11.121;] Android 9 Galaxy A50
Mozilla/5.0 (Linux; Android 9; SM-A105M Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.101 Mobile Safari/537.36[FBAN/EMA;FBLC/pt_BR;FBAV/254.0.0.11.121;] Android 9 Galaxy A10
Mozilla/5.0 (Linux; Android 9; Redmi Note 7 Build/PKQ1.180904.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.101 Mobile Safari/537.36[FBAN/EMA;FBLC/it_IT;FBAV/254.0.0.11.121;] Android 9 Redmi Note 7
Mozilla/5.0 (Linux; Android 9; Redmi 8 Build/PKQ1.190319.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/90.0.4430.91 Mobile Safari/537.36[FBAN/EMA;FBLC/en_US;FBAV/254.0.0.11.121;] Android 9 Redmi 8
Mozilla/5.0 (Linux; Android 9; Redmi 7A Build/PKQ1.190319.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/77.0.3865.92 Mobile Safari/537.36[FBAN/EMA;FBLC/it_IT;FBAV/254.0.0.11.121;] Android 9 Redmi 7A
Mozilla/5.0 (Linux; Android 9; Plume L4 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/ar_AR;FBAV/254.0.0.11.121;] Android 9 Plume L4
Mozilla/5.0 (Linux; Android 9; moto g(6) play Build/PPPS29.55-35-12-3; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.88 Mobile Safari/537.36[FBAN/EMA;FBLC/bg_BG;FBAV/254.0.0.11.121;] Android 9 Moto G6 Play
Mozilla/5.0 (Linux; Android 9; Mi Note 3 Build/PKQ1.181007.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/90.0.4430.66 Mobile Safari/537.36[FBAN/EMA;FBLC/ru_RU;FBAV/254.0.0.11.121;] Android 9 Mi Note 3
Mozilla/5.0 (Linux; Android 9; LM-X120 Build/PKQ1.180904.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.101 Mobile Safari/537.36[FBAN/EMA;FBLC/it_IT;FBAV/254.0.0.11.121;] Android 9 K20
Mozilla/5.0 (Linux; Android 9; LLD-L31 Build/HONORLLD-L31; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.101 Mobile Safari/537.36[FBAN/EMA;FBLC/it_IT;FBAV/254.0.0.11.121;] Android 9 Honor 9 Lite
Mozilla/5.0 (Linux; Android 9; Lenovo L19111 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/ms_MY;FBAV/254.0.0.11.121;] Android 9 A7
Mozilla/5.0 (Linux; Android 9; JAT-L41 Build/HUAWEIJAT-L41; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/90.0.4430.82 Mobile Safari/537.36[FBAN/EMA;FBLC/it_IT;FBAV/254.0.0.11.121;] Android 9 Honor 8A Pro
Mozilla/5.0 (Linux; Android 9; i18 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.101 Mobile Safari/537.36[FBAN/EMA;FBLC/en_US;FBAV/254.0.0.11.121;] Android 9 i18
Mozilla/5.0 (Linux; Android 9; FIG-LX1 Build/HUAWEIFIG-L31; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.88 Mobile Safari/537.36[FBAN/EMA;FBLC/it_IT;FBAV/254.0.0.11.121;] Android 9 P smart