Features:100% brand new and high qualityOnboard adxl345 digital output (support i2c/spi), low power consumption, compact acceleration sensor.Support 5V/3.3V voltage input, RT9161 onboard power chip, lower voltage drop than 1117, faster charge response speed, very suitable for high noise power supply environment.Commonly used pins have been driven out, and pins are standard 100mil (2.54mm), which is convenient for dot matrix boards.PWB size: 27(mm)x14(mm).Testing procedures and related materials after purchase.Package Includes:1PC x ADXL345 ModuleSpecifications:Main chip: ADXL345.Power supply :5V/3.3VMeans of communication: IIC /SPI protocolPWB size: approx. 27x14mm/1.06x0.55innote:Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you