3.3-5V Digital Barometric Pressure Sensor Module
3.5 inch LCD screen module Ultra HD 320X480 ILI9486/ILI9488 for STM32
3.5mm HeadPhone Connector Male Two Channel Audio Jack Plug
3.7V 150mAh Lipo Battery for NeckBand
3.7V 250mAH (Lithium Polymer) Lipo Rechargeable Battery Model SBP-502033
3.7V 250mAh Lipo Battery for NeckBand
3.7V 3A Lithium Li-ion BMS PCM Battery Protection Board
High-accuracy voltage detection circuit. Terminal of the charger using high voltage device. Built-in three-stage over-current detection circuit (over-current 1, over-current 2, load short circuit). MOS transistor can control the battery charge and discharge. Over charge voltage: 4.25±0.05V Over charge release voltage:4.23±0.05V Over discharge voltage:2.54±0.1V Maximal continuous charging current: 2A Maximal