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4v 2600MAH(two battery) others Charge time:3hUsing time:15-18minControl distance:100mFunction:forward
remember to set interpupillary distance and maintain the correct eye relief for a complete field of view
Crafted from sturdy stainless steel with a diamond-shaped frame and reinforced bolts for reliable support
The unit uses a single loudspeaker enclosure and operates with input power under 25W
providing a simple way to deliver power over Ethernet
portable white noise machine for adults 30 soothing sounds bluetooth sleep timer Colour:US Plug 4v 2600MAH(two battery) others ChargeKey features This compact sound machine offers 30 soothing sounds across three groups: 10 white noises, 10 fan sounds and 10 nature sounds such as rain, sea waves, brook and birds. It also supports Bluetooth so you can play music from your smartphone or tablet while you relax. How it helps Use the adjustable volume to mask disturbances and create a calm sleeping environment, from very low to adequately high levels. The builtin sleep timer can be set