Specifications:
Model: HT-M2 Color: Yellow Calibration: 2450MHz Measurement Range: 0-9.99mW /cm² Warning: 5.0mW /cm² Accuracy: ±1dB Power Supply: 1 * 9V Battery (not included) Size: Approx. 170 * 58 * 35mm / 6.7 * 2.3 * 1.4 inch Weight: Approx. 4.9 oz (139 g).