An ESP-01 Adapter 3.3V 5V Board for ESP-01 Wi-Fi module voltage regulator circuit and onboard level conversion circuit can make 5V microcontroller easy to use with ESP-01 Wi-Fi module. Also, the item can be used with Arduino UNO R3 or compatible board
Note: Package will include only one ESP-01 Adapter board without an ESP-01 module. CityTech BD

Features:
- On-board level shift circuit
- Arduino UNO R3 and the compatible board can directly connect to this module;
- Interface logic voltage: 3.3V / 5V compatible(On-board level shift circuit);
- Working voltage: 4.5~5.5V (Onboard 3.3V LDO Regulator);
- Working current: 240mA(MAX). CityTech BD
| General Specification |
| Working voltage (V) | 4.5 ~ 5.5 |
| Working current (mA) | 240 |
| Length (mm) | 47.5 |
| Width (mm) | 24 |
| Height (mm) | 11.5 |
| Weight (gm) | 4 |
| Shipment Weight | 0.005 kg |
| Shipment Dimensions | 8 × 6 × 2 cm |
Package Includes:
1 x ESP8266 ESP-01 Serial WiFi Wireless Adapter Module