<b>Flyinwe Night Projector Lights</b><br> <b>Product parameters:</b><br> <b>Light source: 4 circles of stars + 4 circles of waterline<br> <b>Input power: 5v2a<br> <b>Acoustics: 2 "52mm<br> <b>Working temperature: - 20 ~ 40 ℃<br> <b>Waterproof grade: IP20<br> <b>Projection range: 15-50 square meters<br> <b>Bluetooth parameters:</b><br> <b>Bluetooth: Bluetooth 5.0, 2.4GHz (low power, long distance)<br> <b>Working humidity: 10% ~ 90%<br> <b>Operating temperature: - 25 ° C~+75 ° C<br> <b>Storage temperature: 25 ℃ ° C ~+ 75 ° C<br> <b>Receiving sensitivity: 2mbps-88dbm<br> <b>Reference distance: 100m (empty), class1.5, class2.0, maximum 7dB<br> <b>Transmission speed: spp 75KB / s, ble 12KB / s<br> <b>Bluetooth protocol: v2.1 + EDR + 3.0 + bt4.2 (ble) dual mode<br> <b>Operating frequency band: 2.4GHz ~ 2.48ghz license free ISM frequency band<br> <b>The package includes:</b><br> <b>1 * night light projector<br> <b>1 * remote control (excluding AAA battery)<br> <b>1 * USB to type-C cable<br> <b>1 * 6 language manuals<br> <b>Note: the new version does not include adapters</b><br>