Made of high quality metal, durable, solid and sturdy | Binocular tripod adapter can help to reduce the small hand jitter effects on imaging and gives a much more stable image | The adapter allows you can easy connect binoculars with a front tripod screw socket to any mount using a standard tripod screw | This adapter attaches to the center hinge of most binoculars with 1/4 inch hole​ | Conveniently sets your hands free for other tasks while observing

Easy to use and convenient to operate. | USB Port Power Converter, convert power from USB port to 12V car cigarette lighter socket. | Easy to power on your car electronic equipments by extra power(such like a power bank). | Easy to enable Parking Monitoring feature of your Car Driving recorder. | Fit for Driving recorder, electronic dog, car charger and other automotive electronic equipment.

2 in 1 Bluetooth audio receiver and transmitter, free switching at your will. | Equipped with LCD display screen, clear at a glance, more convenient to use. | Adopt advanced Bluetooth 5.0, stable signal transmission without stuttering. | Built-in AEC de-echo and ANC de-noise circuit, allowing you to enjoy HIFI music. | Small size and lightweight design, easy to carry, and you can take it anywhere.

1.8mm 170° wide angle board lens for CCTV cameras | With standard M12x0.5 thread, suitable for 1/3inch and 1/4inch CCD chipsets camera | 170° wide angle offers wider field of view and with an aperture of F2.0 | Infrared lens is suitable for any lighting conditions, especially for the night | Great performance, shows clear and undistorted images

【150° Wide Angle】-- This IP camera lens supports 150° wide angle, which gives you a full vision. Makes whole situation under control. | 【2.5mm F-number High Definition】-- This IP camera lens adopts high F-number up to 2.5mm to give you a super clear vision. | 【2.1mm Focal Length】-- Adopting 2.1mm focal length to make every detail so clear that no message will be missed, thus preventing danger. | 【 IR Lens】-- This CCTV lens supports night vision which gives you a 24-hour protection. So reliable. | 【Precise Compatibility】-- The M12*0.5 lens is widely suitable for both 1/3'' & 1/4'' CCD chips with no stuck or conflict.

UHF modulator, PAL/NTSC optional, cost-effective for your own local CATV system. | Compatible with set-top box and other A/V sources, more reliable to use. | Designed with adjustable audio/video output level, and optional output channel. | Simple appearance design, exquisite workmanship, making you fondle admiringly. | Adopt high quality material, sturdy and durable, and you can use for a long time.

The external numeric keyboard allows you to get rid of the problem of slow input numbers. | Such keypad does not take up much space, and the 2.4G wireless design can make the desktop look more stylish. And exquisite keys can fit your laptop perfectly. | Using 2.4G technology, you only need to plug the nano receiver into the USB port to enjoy fast and stable signal transmission. | Lightweight, USB keyboard's perfect size fits into a laptop bag, which can be easy to carry on the go. | Excellent elasticity and comfortable button size enable fast and soft typing without losing any buttons, making it an impeccable product. Ergonomic tilt angle make such numeric keypad can be used comfortably for a long time.