Latest Facebook Lite 206 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; Redmi Note 8 Build/PKQ1.190616.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/83.0.4103.106 Mobile Safari/537.36[FBAN/EMA;FBLC/hi_IN;FBAV/206.0.0.6.119;] Android 9 Redmi Note 8
Mozilla/5.0 (Linux; Android 9; Redmi 8A Dual Build/PKQ1.190319.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/83.0.4103.106 Mobile Safari/537.36[FBAN/EMA;FBLC/en_US;FBAV/206.0.0.6.119;] Android 9 Redmi 8A Dual
Mozilla/5.0 (Linux; Android 9; LM-G710VM Build/PKQ1.181105.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/83.0.4103.106 Mobile Safari/537.36[FBAN/EMA;FBLC/en_US;FBAV/206.0.0.6.119;] Android 9 G7 ThinQ
Mozilla/5.0 (Linux; Android 9; AMN-LX9 Build/HUAWEIAMN-LX9; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/83.0.4103.106 Mobile Safari/537.36[FBAN/EMA;FBLC/bg_BG;FBAV/206.0.0.6.119;] Android 9 Y5 (2019)
Mozilla/5.0 (Linux; Android 9; Alcatel_5005R Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/83.0.4103.106 Mobile Safari/537.36[FBAN/EMA;FBLC/en_US;FBAV/206.0.0.6.119;] Android 9 5005R
Mozilla/5.0 (Linux; Android 8.1.0; SM-J727V Build/M1AJQ; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/83.0.4103.106 Mobile Safari/537.36[FBAN/EMA;FBLC/en_US;FBAV/206.0.0.6.119;] Android 8 Galaxy J7 V
Mozilla/5.0 (Linux; Android 8.1.0; SM-J530F Build/M1AJQ; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/83.0.4103.106 Mobile Safari/537.36[FBAN/EMA;FBLC/lv_LV;FBAV/206.0.0.6.119;] Android 8 Galaxy J5 (2017)
Mozilla/5.0 (Linux; Android 8.1.0; LML414DL Build/OPM1.171019.019; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/83.0.4103.106 Mobile Safari/537.36[FBAN/EMA;FBLC/en_US;FBAV/206.0.0.6.119;] Android 8 Premier Pro LTE
Mozilla/5.0 (Linux; Android 8.1.0; itel A14 Build/OPM2.171019.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/89.0.4389.105 Mobile Safari/537.36[FBAN/EMA;FBLC/fr_FR;FBAV/206.0.0.6.119;] Android 8 A14
Mozilla/5.0 (Linux; Android 8.1.0; C6 2019 Build/OPM2.171019.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/92.0.4515.115 Mobile Safari/537.36[FBAN/EMA;FBLC/fr_FR;FBAV/206.0.0.6.119;] Android 8 C6 (2019)
Mozilla/5.0 (Linux; Android 8.0.0; SM-A320FL Build/R16NW; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.110 Mobile Safari/537.36[FBAN/EMA;FBLC/bg_BG;FBAV/206.0.0.6.119;] Android 8 Galaxy A3 (2017)
Mozilla/5.0 (Linux; Android 7.0; TECNO WX4 Pro Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/83.0.4103.106 Mobile Safari/537.36[FBAN/EMA;FBLC/fr_FR;FBAV/206.0.0.6.119;] Android 7 WX4 Pro
Mozilla/5.0 (Linux; Android 6.0; iBall Slide Twinkle i5 Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/55.0.2883.91 Mobile Safari/537.36[FBAN/EMA;FBLC/en_US;FBAV/206.0.0.6.119;] Android 6 Slide Twinkle i5
Mozilla/5.0 (Linux; Android 6.0; CPH1609 Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/81.0.4044.111 Mobile Safari/537.36[FBAN/EMA;FBLC/en_GB;FBAV/206.0.0.6.119;] Android 6 F3
Mozilla/5.0 (Linux; Android 6.0; 5045X Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/79.0.3945.116 Mobile Safari/537.36[FBAN/EMA;FBLC/bg_BG;FBAV/206.0.0.6.119;] Android 6 One Touch Pixi 4 5" 4G
Mozilla/5.0 (Linux; Android 5.0.2; SM-G530BT Build/LRX22G; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/83.0.4103.106 Mobile Safari/537.36[FBAN/EMA;FBLC/pt_BR;FBAV/206.0.0.6.119;] Android 5 Galaxy Grand Prime
Mozilla/5.0 (Linux; Android 10; vivo 1917 Build/QP1A.190711.020; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/78.0.3904.96 Mobile Safari/537.36[FBAN/EMA;FBLC/hi_IN;FBAV/206.0.0.6.119;] Android 10 Z1x
Mozilla/5.0 (Linux; Android 10; RMX2185 Build/QP1A.190711.020; 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/206.0.0.6.119;] Android 10 C11
Mozilla/5.0 (Linux; Android 10; RMX2001 Build/QP1A.190711.020; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/80.0.3987.162 Mobile Safari/537.36[FBAN/EMA;FBLC/hi_IN;FBAV/206.0.0.6.119;] Android 10 6
Mozilla/5.0 (Linux; Android 10; ONEPLUS A6013 Build/QKQ1.190716.003; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/83.0.4103.106 Mobile Safari/537.36[FBAN/EMA;FBLC/en_US;FBAV/206.0.0.6.119;] Android 10 6T