Quantity   Component name
1 × ESP8266-01 Wifi Module
1 × LM1117-3.3 Power Management ICs / Linear Voltage Regulators and LDOs
1 × Neopixel Ring- 12 LEDs
1 × Neopixel Ring- 24 LEDs
1 × TPA4056 Li-ion Battery Charger Module
1 × 2200mAH Flat Li-ion Battery