The Net10 Keep Your Own Phone 3-in-1 Prepaid SIM Card Universal Kit is a prepaid SIM card kit that is compatible with unlocked phones. It includes a user manual, a nano SIM card, and lithium-ion batteries. The SIM card is designed for universal use and is compatible with micro-SIM and nano-SIM formats. The kit offers unlimited data, unlimited texts, and a global plan. It is manufactured by Net10 and has a model number of NTATKTMUNA-TRI14P.