Use this battery charger BQ24073RGTR charge controller from Texas Instruments to control the environment of your batteries. With an output that has a voltage of 4.2 V, this is power management at its best. Its output produces a current of 1500(Max) mA. This product will be shipped in tape and reel packaging so that components can be mounted effectively. This battery gauge has a minimum operating temperature of -40 °C and a maximum of 125 °C. This device runs on Li-Ion. This device has a minimum operating supply voltage of 4.35 V and a maximum of 6.4 V.