Reviews Laptop Battery Detector

Kidde Smoke & Carbon Monoxide Detector, Combination Smoke & CO Alarm with Lithium Battery, Replacement Alert, Pack of 2

Fire & CO Detector in 1 unit with alert modes, LED light, test-silence button, & Replacement Alert: a chirp that notifies when the unit needs to be replaced.
Photoelectric & electrochemical sensing technology - combination smoke & CO detector detects visible fire particles, 85 decibel alarm alerts of fire.
No battery replacement needed - combo smoke and CO detector operates on a non-replaceable, 10-year lithium battery.
Replacement Alert - can be silenced for 3 days at a time, maximum of 30 days.
tamper-resistant technology deters removal of the unit or battery from the wall or ceiling.

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[Upgrade Version]Nuclear Radiation Detector,High Sensitivity and Accuracy Geiger Counter Radiation Detector Dosage Dosimeter Alarm Device

【Upgrade version-high sensitivity and accuracy value】When we design this radiation detector. We aim that it’s the most sensitivity and accuracy radiation detector in the market .So This nuclear radiation detector must respond faster than others .it can quickly alarm in time, less than 6 seconds , displayed the value data in less time. most of others more than over 10 second .The data error of this Geiger counter is also smaller than others on the market..
【Wider application】As one of the professional dosimeter detector, This nuclear radiation detector must apply for all kinds of safety protection monitor or lab radiation protection supplies, Such as :X-ray/CT/Radiotherapy equipment/detection of iodine 131/metal/ceramic /marble /jade /X/Y/β radiagraphic testing.
【How to use】The detector is simple and easy to use. As you can see the product 4 function BUTTON:POWER-MODE/SET-VIEW.MODE-POWER:Turn on/turn off.Switch measuring modes.Setting selection,Function of key”Set/VIEW”:View the alarm value/enter the setting mode/parameter setting .For more details and operation you can see as the product details below or the operation manual ..
【Product Details】Portable handheld design ,data save automatically every 10 minutes,4 alarm mode..

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Metal Detector for Adults Kids, ginour Gold Detector Waterproof 10'' Coil High Accuracy Metal Detector, 3 Modes, LCD Display, with Shovel, Earphone, for Beach Detecting, Treasure Hunting

【10in Waterproof Search Coil】Ginour metal detector has 10inches large search coil, which means higher sensitivity to make you detecting more efficient and time-saving. It can detect metal up to 8 inches deep from the ground. Waterproof search coil allows you to explore treasures in places such as beaches, streams, puddles, etc. Note: LCD screen is not waterproof.
【3 Modes for Operation】The detector de metales oro y plata can detect various metals. DISC mode and NOCH mode can let you ignore the metal you don't need. The SENS mode can adjust 8 levels of sensitivity, allowing you to detect metal 8 inches below the surface and focus on the target. Press and hold the pinpoint(PP) button and you can accurately locate by sound. Trust you will find lost rings, earrings, coins, or get extra surprises.
【Adjustable Backlit LCD Screen】 The metal detector has a large adjustable backlit LCD screen, which can be read clearly even in low light conditions. The detection mode, sensitivity, battery status and power level are clearly displayed on the screen. When the low battery indicator lights up, please replace new battery. The handle of the metal detector is made of soft foam, which is ergonomic and can provide a comfortable feeling for long-term use.

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HTZSAFE Driveway Alarm- Driveway Alarms Wireless Outside Weatherproof Solar Motion Sensor&Detector- 1/2 Mile Long Range Driveway Alarm System- 1 Receiver + 2 Sensors

Solar Powered Motion Detector- The outdoor weather resistant solar motion detector is powered by built-in rechargeable battery, and the battery will be charged by the top mounted built-in solar panels even on rainy or cloudy days. There is also a charge jack at the back of the detector which can be used to charge the solar detector by the included USB charging cord or the extra solar panel sold by HTZSAFE if you install the detectors in some areas with low light conditions..
Smart & Compact Receiver- The portable receiver has built-in rechargeable battery which can work more than 7 days even if AC power goes out. It has 35 optional melodies and 5 adjustable volume levels(includes Mute mode). Expandable up to 4 sensors and unlimited receivers for complete coverage of your property and match different melody with different motion detector to differentiate where motion is being detected(Set the melody for front door is “Doorbell Chime”,and for backyard is “Dog Barks”).
1/2 Mile Long Wireless Range- Both the solar motion detector and plug-in receiver pick up alarm signals up to 1/2 mile away(actual range will vary depending on the local terrain), it is a great solution even you have a large perimeter or property to monitor. The system adopts a....

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Avid Power Metal Detector for Kids Treasure Hunting Juniors Metal Detectors with Adjustable Stem, LCD Display and Carrying Bag

KID-FRIENDLY DESIGN: Avid Power Metal Detector designed with adjustable stem adapts to users of different height.
LCD displays battery level and 3 waves can turn into a dart when targetting, simple and clear for your children to use. The collapsible detector is made by harmless plastic, no sharp points, totally no risk to your kids..
EASY TO OPERATE: Push the POWER switch to turn on the metal detector, keep the search coil parallel from the ground and sweep it in a side-to-side motion. When close to the metal objects, the green light will turn red, meanwhile it beeping loudly and LCD displays a dart..
MULTIPLE USES: This lovely metal detector equiped with a waterproof search coil which let you play outdoor treasure hunt in many places(upper part of the stem and LCD screen are not water resistance). This high quality safe detector can quickly locate coins, jewelry, rings, relics, gold, silverware and other metal objects buried up to 4 inches below the surface. It can work indoors, outdoors, beach, lawn, park, forest, garden, sand or soil..
ADJUSTABLE AND FOLDABLE: Weight: 1.27 lb. 28.7 to 35.4 inches height-adjustable stem adapts both children and juniors. Lightweight and foldable search coil are convenient for traveling or outdoor activities. You can pu....

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Professional Metal Detector for Adults, High Sensitivity Gold Detector with Waterproof Coil, Gold Finder with LCD Display, Pinpoint 5 Modes, Gifts for Men 10\ Coil

【Upgraded Underwater IP68 Fully Waterproof】Our pinpointer metal detector is IP68 waterproof. Different from other metal detector accessories partially waterproof, our security wand metal detector can be fully immersed in water and the maximum depth is 50FT. Widely used indoors and outdoors, like the lake, river, pond, ocean, rain, beach, lawn, park, sand, yard, garden, forest, and house. (Note: Before using a metal locator in water, make sure the battery cover is tightened and sealed.).
【LCD Singal Display and LED Light】The portable black metal detector wand is equipped with an upgraded back-lit LCD screen and small LED light. Convenient to be used during day and night. The closer the target, the stronger the signal. It can help you achieve small-scale precise positioning that large metal detectors can't do. Great Auxiliary Metal Detector Pinpointer for Professionals. Save your time and make your treasure hunting adventure more interesting, fun, and convenient..
【360°Detective High Sensitivity & Perfect Gift】The professional pin pointer stick metal detector come with high detection sensitivity, you can find the target quickly and accurately. It can detect various metal objects, such as coins, gold, silver, relics, jewelry, nails etc. Diamo....

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Water Leak Detector GRSICO WiFi Water Sensor 5 Pack 120dB Adjustable Alarm and App Alerts Leak and Drip Alert with Gateway Alarm for Kitchen Bathroom Basement Not Support 5G WiFi

Real-time Notifications: The wifi water leak detector need connect the gateway to WiFi, and wifi water sensor will instantly send real-time App....
Loud Alarm with 120dB: When a flood occurs, The app will notify us in real time and the water alarms for basements The sensor and gateway will sound a....
Unique Design: Water leak detector with double-sided detection probe, There are 4 round probes on one side and 2 flat probs on the other side, Fast....
Whole Home Protection: The water leak detector wifi connection gateway provides strong and stable signal transmission & lets you connect up to 20....
Low Battery Alert: Water alarm leak detector will beep and flash a red light when a battery is low, or press the button on it to test the battery....

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HTZSAFE 1/2 Mile Long Range Solar Driveway Alarm - Outdoor Weatherproof Wireless Motion Sensor&Detector- Portable Receiver Has Long Last Backup Battery - DIY Security System- 1 Receiver + 4 Sensors

SOLAR POWERED MOTION DETECTOR - The outdoor weather resistant solar motion detector is powered by built-in rechargeable battery, and the battery will be charged by the top mounted built-in solar panels even on rainy or cloudy days. There is also a charge jack at the back of the detector which can be used to charge the solar detector by the included USB charging cord or the extra solar panel sold by HTZSAFE if you install the detectors in some areas with low light conditions..
SMART & COMPACT RECEIVER - The portable receiver has built-in rechargeable battery which can work more than 7 days even if AC power goes out. It has 35 optional melodies and 5 adjustable volume levels(includes Mute mode). Expandable up to 4 sensors and unlimited receivers for complete coverage of your property and match different melody with different motion detector to differentiate where motion is being detected(Set the melody for front door is “Doorbell Chime”,and for backyard is “Dog Barks”).
1/2 MILE LONG WIRELESS RANGE - Both the solar motion detector and plug-in receiver pick up alarm signals up to 1/2 mile away(actual range will vary depending on the local terrain), it is a great solution even you have a large perimeter or property to monitor. The system adopt....

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Professional Metal Detector for Adults & Kids Waterproof - 12'' IP68 Waterproof Search Coil, 6 Modes - Professional High Accuracy Gold Detector with LCD Display, Advanced DSP Chip, Tool&Accessories

【Foldable Design Without Assemble】Sunpow metal detector for adults adopts a collapsible design, which can be unfolded with just one press of the locking button, no assembly required. Press and fold again to store the foldable metal detector in the included storage bag for easier use. Lightweight and portable for travel. Just press open to hunt for treasure!.
【Higher Depth and Accuracy】 Adult Metal Detector with upgraded DSP chip, 8 levels of depth and sensitivity adjustable, can detect small coins and metal objects up to 10 inches deep. Professional metal detector have improved search range and sensitivity, allowing you to detect more efficiently and save time..
【5 Powerful Modes】The metal detector has 5 different modes: ① ALL METAL---The metal detector will notify you when it finds any metal. ② DISC---You can eliminate the metal types you don't need in sequence. ③NOTCH---6 kinds of metals can be freely selected whether or not to be removed. ④PINPOINT---Choose different positioning intensities according to your environment, accurately locate the metal position by the beep sound.⑤MEMORY---Machine automatically records your settings until it shuts down..
【Intuitive Backlit LCD Display】Simple operation buttons and a large 3" x 2.1....

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