(1) This GPS Tracker TK303F TK303G just can work with 2G GSM network. It does not support 3G,4G Or 5G network. If your country have closed the 2G network, we suggest you choose 3G GPS tracker in our store.

(2) These coutries can not use this product Singapore,Korea, North Korea, Japan, New Zealand, Australia. We can locate almost country all around world.