MD4030 Underground Metal Detector, Measuring Range: 1-30cm, MD4030 BlackFeatures: 1. Two operating modes: all metal mode, recognition mode 2. Volume adjustment: adjust the volume of speakers and headphones 3. Headphone interface: you can connect the headset to use (not provided) 4. Pointer display: The pointer will swing with the discovery of metal 5. Waterproof detection disk: metal detector can be used in shallow water 6. Adjustable lever: adjust the length of the metal detector Application: 1. Search for metal objects

Blu-ray high-definition goggles

Envy x360 15-ee

Due to the joined Google positioning mode

Power supply: 5V 2A

Advantages: easy operation

Three-dimensional size: 32x21x21cm

Connect the converter HDMI output port with the HD Display

Interface: THUNDERBOLT Type-C*1/HDMI2

Speaker: 5W X 2

6) Material: Hard Plastic

Applications:

PWM temperature control speed regulation (fan 4-pin PWM temperature control interface)