Advanced Connectivity: Equipped with Bluetooth 5.0 technology, the WT9011DCL-BT50 supports reliable wireless data transmission up to 50 meters in open space Precise Measurement Tools: Features a high-accuracy accelerometer, gyroscope, and electronic compass for comprehensive environmental sensing Versatile Applications: Suitable for robotics, navigation, motion tracking, and other projects requiring accurate orientation and motion data Communication method: Bluetooth 5.0, up to 50m range in open space Output frequency: 0.2-200Hz Output content: tri-axis acceleration, angular velocity, magnetic field, angle, quaternion, port status Working current: 14mA; broadcast current: 21mA; standby current: 14μA–30μA Charging voltage: 5V Battery voltage: 3.7V Accuracy: XY: 0.2°, Z: 1° (after calibration, without magnetic interference) Usage time: up to 40 hours Battery capacity: 130 mAh Note: Product appearance and labeling may vary slightly between batches; this does not affect functionality Color: As shown Material: Plastic Package Contents: 1 x Bluetooth 5.0 Accelerometer (Other items not included) Note: Lighting and display differences may cause slight color variations between image and actual item. Measurement error allowed: +/- 1-3 cm