【Simple Setting】Supports one button switching function of multi display interface, user defined standing wave alarm setting function, and user defined shutdown delay time setting function | 【Clear Display】240 x 240 full color HD display, directly reading multiple parameters of forward and reverse power standing wave | 【Working Safety】Power standing wavemeter supports delayed shutdown function, automatic function, battery undervoltage protection function, LED dual indication function | 【Convenient Adjustment】Supports power fine tuning function, standing wave fine tuning function, Chinese and English menu one key switching function, buzzer one key on and off function | 【Easy Carrying】Comes with a compact size and a light weight as well, the SWR meter enables easy carrying and storage for indoor and outdoor use

【Improve Bass Sag】: Bass inductor and polymer magnet greatly improve bass sag. Exquisite finish and very sophisticated materials. | 【Equip Components】:Come with reasonable line and high standard components, help to get correct sound. | 【Plastic Shell】:High gloss double heat deflection dissipating ABS plastic shell is with beautiful, generous and bright colors. | 【Easy To Use】: just connect the corresponding wiring, then tighten the screws immediately. | 【Protection Device】:Overcurrent protection device is equipped with high frequency capacitors, an excellent sound enhancement tool.

【Hold Many Fingerprints】: Fingerprint scanner can hold 1000 fingerprints, set fingerprints for multiple accounts, set fingerprints for each family member using a separate account, and automatically log in to their own accounts through fingerprints. | 【Multifunctional】: Multi functional design, fingerprint collection, fingerprint registration, fingerprint matching and fingerprint search can be done independently. | 【360 Degree Auto Calibration】: 360 degree auto calibration and recognition function, press the correctly registered finger at any angle on the module to complete the comparison. | 【Wide Application】: Mini fingerprint reader is used for fingerprint access control machine, fingerprint root search, fingerprint attendance machine, fingerprint storage cabinet, one touch automatic operation, fingerprint printing, fingerprint lock, fingerprint security. | 【Compact Structure】: Computer fingerprint reader is compact, easy to carry and store, low power consumption, universal interface, high reliability and easy to operate.

【Convenient playback】Tape converter with Bluetooth 5.0 technology allows easy playback of music from smartphones via Bluetooth connection | 【Practical】Control button box adapter allows for easy manual control and simple operation. | 【USB charging】Tape converter with USB charging LED indicator for easy charging. | 【Easy to use】Simply connect the cassette adapter to your car's CD player and the cassette adapter will start playing music from your phone. | 【Talking function】The built-in microphone can support call function and there is no delay in making and receiving calls.

★【Durable Stainless Steel Material】--- Camera lens repair tool adopts high quality stainless steel material and CNC processing, solid, durable and rust resistant | ★【Application】--- Professional maintenance tool for film lens, telescopes lens, surveying prism lens, microscopes lens, spotting scope lens etc. Suitable for disassemble the lens range 10-130mm/ 0.39-5.12 inches | ★【Easy to Use】--- Unique dual-tip design, one pointed and one flat, considerate and convenient to use | ★【Safety】--- No need to change the tip, connected fixedly and safely. Lightweight, Portable, Easy To Carry. | ★【Easy to Adjus】--- It is easily adjust the jawing opening by one screw

Lens Spanner--Arc design, anti-slip and more firmly lock the screw hole, not easy to damage the lens. Great accessory for DSLR camera lens. | Camera Spanner--The maximum opening is 110mm, with a double head design and a flat end, which is convenient to use. | Camera Repair Wrench--Three rows of holes can achieve the purpose of extending the tool deep into the lens barrel and fixing it with four round head screws. | Camera Repair Spanner--This spanner is made of qualified stainless steel, solid and firm, after grinding and polishing treatment, the surface is smooth without burr. | Camera Maintanance Tool--Comes with 2 hex screw and a hex wrench, it can be used to replace two inner hex screws, use them to tighten the spanner opening tool.

♕ Door Bell Cover Box--The Rain Cover looks simple, comfortable and beautiful. Good to touch, easy to operate and use | ♕ Waterproof Doorbell--The Rain Cover is simple and fast installation, just coat the bottom with glue(not included) and stick it firmly on the wall | ♕ Doorbell Transformer Cover--The Rain Cover is waterproof, explosion-proof, sunscreen, UV protection, can better protect the host | ♕ Doorbell Chime Cover Box--The Rain Cover is suitable for many types of fingerprint device, access control keypad, attendance machine, doorbell,etc | ♕ Doorbell Covers Decorative--The Rain Cover is made of high hardness PV plastic, safe and durable, long service life

【Plug and Play】--- This VGA switcher supports plug and play. No need for extra driver. | 【Safe And Reliable】---No Data Loss, Transmits data completely without data loss. | 【Super Fast】---Fast Data Transmission - Adopting high speed to achieve super fast data transmission. | 【Application】---Wide Compatibility, Supports VGA, XVGA, SVGA, UXGA and Multisync display. | 【Function】---VGA Switcher, Connect 2 computers to 1 monitor or projector simultaneously to achieve data synchronization. VGA Splitter, 1 computer has 2 outputs of monitors to achieve data synchronization.

【ONE-CLICK VOICE CHANGE】One click male voice becomes female voice, one click female voice becomes male voice. Portable mini voice changer device sound card can realize one-key male and female voice mutual change, voice disguiser is very suitable for anchors | 【AUDIO CARD SOUND CHANGER】Audio card sound changer can change your voice anytime, anywhere, call with friends, chat on for WeChat, live and sing, etc. Use the audio card to make life more fun | 【INTERACT WITH TEAMMATE ANYTIME】udio card sound changer can be plugged into the computer phone to use. It is more fun to interact with teammates anytime, anywhere while playing games | 【MULTIPLE CHANGES】Audio card sound changer has the 4 sound effects and 4 voice changes. You can choose the sound you need according to your needs, audio and voice change is very interesting | 【QUALITY ASSURANCE】If you have any questions about handheld microphone voice changer sound effects machine during use, please contact us directly, and we will have professional customer service to solve the problem for you within 24 hours