Rechargeable Li-ion Battery( 3000 mAh -3.7 V ) tire Five momentary push buttons (4+

Five momentary push buttons (4+ joystick select button) and a two-axis thumb joystick gives your Arduino functionality on the level of old Nintendo controllers

GND : ground

ESP32 Development board is based on the ESP WROOM32 WIFI + BLE Module

Capacity: 2x 3

S3 selection inputs

Rechargeable Li-ion Battery( 3000 mAh -3.7 V ) tire Five momentary push buttons (4+Introduction : Li Ion 18650 cylindrical rechargeable batteries. Used for device needs 3. 7V power Building portable power device that needs high energy density and low weight Product Specifications Capacity. You can connect more than one to get more voltage or current. Features : Type : Lithium Ion . Voltage : 3. 7 V. Battery Capacity : 3000 mAh.