Brand | N/A | Quantity | 1 piece(s) | Color | Yellow | Material | ABS | Function | The driver is wearing on an ear, while drowsiness, head tilted forward, the device will issue a warning, causing the driver to wake up, thus avoiding the occurrence of traffic accidents; Great for safety driving; It also can be used to remind the student to correct their sitting posture to prevent myopia | Power Supply | 4 x LR41 batteries (included) | Packing List | 1 x Alarm |
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Dimensions: 2.68 in x 2.24 in x 0.59 in (6.8 cm x 5.7 cm x 1.5 cm) Weight: 0.46 oz (13 g)
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