ReviewsMagnet Buzzer

6000 Counts TRMS Digital Multimeter Auto Ranging - Electrical Meter Multitester for AC/DC Current Voltage Resistance Capacitance Frequency/Duty,Diode/hFE, NCV, Temperature with Auto Backlight

...60m ohm, continuity, capacitance, frequency hz /duty, specific 1.5V/9V battery test, Data Hold, NCV (non-contact ac voltage detector), temperature test (℉/℃). 4 digits (6000 counts) high accuracy TRMS multitester..
✔4 MOUNTING OPTIONS DMM to free your hands for taking measurement, including fold-out kickstand, magnet, wrist/hang strap for wearing around your wrist or hanging. Strong magnetic allows you to stick the VOM to a metal object: water heater, chasis, breaker box, etc. Portable small size voltmeter with large display, easy to carry along in tool bag..
✔AUDIBLE VISUAL CONTINUITY TEST with alarm buzzer and indicator light, quick and neat response in continuity tone, handy for test on diodes and LEDs, hFE, capacitors and resistors. Ideal multimeter for electronic, hobbyist, HVAC, household, automotive, industrial electrical troubleshoot.
✔AUTO LCD BACKLIGHT + AUTO SHUT OFF after 15 minutes of inactivity to save your battery, manual power off optional. Automatic LCD backlit screen based on ambient brightness condition, and lights up dial light indicator for easy reading in dim area..
✔w/ ALL ACCESSORIES YOU NEED for this DVOM: multimeter storage case, thermocouple for temp measurement ( Celsius / Fahrenheit), alligator clip test lead, w....

? Buzzer alarm button with light and sound tips. Increase the fun of the game, easy to use..
? Simply press the red buzzer to make it light up, it will buzz loudly..
? Actively encourage contestants to join in the competition with this buzzer. Response buzzers let competitors easily buzz when they have an answer..
? Powered by 4 x AA batteries(Not included in it). You will get a buzzer button with light and sound..
Size: app.11x9.7x12.2cm/4.33x3.82x4.8in(LxWxH).

With the built-in battery, it can work as a standard buzzer that controlled by transmitter or standalone buzzer that beeps loudly after the main battery has been ejected..
Super loudly that the volume can reach up to 110 dB..
The LED can flash automatically when the built-in light sensor detects the light darkness..
Two ways to disarm the buzzer, via the switcher on the buzzer or plug-in-out the quad battery..
Be compatible with both FPV quadcopter and RC Airplane..

Buzzer alarm button with light and sound tips. Increase the fun of the game, easy to use..
Actively encourage contestants to join in the competition with this buzzer. Response buzzers let competitors easily buzz when they have an answer..
Size: app.11x9.7x12.2 cm/4.33x3.82x4.8 in (L x W x H)..
Excellent for a funny prank, office desk gadget, gag gifts game buzzer, and can be Party Contest Prop Toy for Family, School, Friends Party..
Package includes: 4 x Game Answer Buzzer. Powered by 2 x AA batteries each (Not included)..

-iFlight fpv finder buzzer built in battery,it can automatically alarm, sound over 100db, which make it easy to find your drone..
-With dual LED, much brighter,easier to find your drone in the darkness..
-Mini upgrade version, lightweight and with smaller size of 18*17*15mm suit for 3-5inch fpv drone.
-The drone buzzer is compatible with traditional active buzzer, and all BF/CF flight controls.
-How to disarm the buzzer : disconnect main battery, hold disarm button on YR50B_S for 1-5 seconds then release..

Quality Component: Professional design, designed with a compass for easier and quicker tuning. Powered by the receiver, nice tool for campers..
Easy To Use: With an electronic buzzer, easy operation, LCD with backlight to show the satellite signal..
Accurate Measurement: This professional digital satellite detector is much more accurate than any other measuring equipment of its kind..
Useful Tool: Connect your LNB and receiver to the satellite finder to track the clearest setting for the satellite you wish to tune to..
Signal Alarm Buzzer: Built in 0Hz, 22KHz, 13V, 18V signal alarm buzzer, buzzer and damping control..

10 Memory Preset Stations (5 FM/5 AM), Easy to Read LCD Display.
Digital tuning system, Clock and Alarm (Radio/Buzzer).
Adjustable Sleep Timer, Snooze Function, Bass Compensation for Richer Bass.
Rotary Bass and Treble Control, 3" 7W Full Range Speaker with Enlarged Magnet.
9-15 Voltage Power Adapter Socket for Vehicle Power, External AM Antenna Terminal.

Retekess T113 restaurant buzzer system used for remind customer to get their food and no longer to looking for customers.
Each restaurant buzzer has built-in rechargeable lithium battery and the restaurant waiting buzzers can work about 12 hours.
Working distance is about 500m or 1640ft at open area.
Each mode is accompanied by the LED flashing.
The restaurant pager system can call up to 98 restaurant buzzers.

Working temperature: -20 to +80 degrees Celsius..
overall size: 42x35mm / 1.65x1.38inch (DxH).
minimum sound pressure level: 80db at DC24V / 60CM.
working temperature: -20 to +80 degrees Celsius..
Continuous buzzer is very suitable for mechanical equipment, ovens, electrical cabinets, industrial applications, etc..

A perfect tool for quieter students - buzzers are loud enough to get the attention of the class.
Set includes 4 recordable buzzers in 4 colors and activity guide.
Ideal for ages 3+DescriptionEngage even non-verbal students in classroom activities they can tap in with their own recorded sounds. Record up to 7 seconds per buzzer.
just tap, record, tap, and listen. 4 buzzers come in 4 colors and include activity guide.