Tecno 402 comes with a three sim slots which allows you use up to three different sim cards.? The battery life of this??Tecno T402 Triple SIM Phone is awesome. You can go whole day without charging this phone. Make calls, send messages, play games and still remain in power. Tecno T402?Triple SIM Phone??comes with a good display which gives you another level of viewing experience. It comes with a 2.4 inches and renders its content perfectly.