In late 19th-Century millions of American children learned in school that just one taste of alcohol could lead to blindness madness or even spontaneous combustion.
Neptune was the first planet to get its existence predicted by calculations before it was actually seen by a telescope.
Some 15 152 types of life forms from insects to bacteria have been identified on the New York subway.
The U.S. spends US$30 per American per year of foreign aid on health which can buy enough measles vaccines for 120 children.
Drinking grapefruit while taking medication can cause instant overdose and death.
Negative emotions such as anxiety and depression can weaken your immune system.
Stephen Hawking's son once added swear words to his dad's voice synthesizer as a prank.
In the Arctic the sun sometimes appears to be square.
During the 18th century you could pay your admission ticket to the zoo in London by bringing a cat or a dog to feed the lions.
Australia exports camels to Saudi Arabia.
Nutmeg is extremely poisonous if injected intravenously.
Like fingerprints everyone’s tongue print is different!
Women speak about 20 000 words a day. That's 13 000 more than the average man.
You're more likely to get struck by lightning in Texas than find in-person voter fraud.
Cubans were prohibited from owning cell phones until 2008.
Having an orgasm at least 3 times a week cuts in half the likelihood of coronary heart disease.
Cephalacaudal recapitulation is the reason our extremities develop faster than the rest of us.
The "cheerleader effect" the theory that girls look more attractive in groups is scientifically proven.
“Almost” is the longest word in the English language with all the letters in alphabetical order.
Only 1 in 6 Americans can find Ukraine on a map.
When it Comes to Coughs Chocolate Is More Effective than Codeine.
Goat’s milk is higher in calcium, vitamin A and niacin than cow’s milk.
Viagra can keep cut flowers standing up straight for up to a week longer than normal.
In China there is an "Elderly Rights" law which makes it illegal for anyone who has parents over 60 not to visit them regularly.
Nearly 700 million Chinese people drink contaminated water.
A squirrel cannot contract or carry the rabies virus.
Animals including pigs horses and even insects could be tried and convicted of crimes for several centuries across many parts of Europe.
1 in every 4 Americans has appeared someway or another on television.
African elephants have the best sense of smell in the animal kingdom.
Keanu Reeves gave US$80 million of his US$114 million salary for "The Matrix" movie to special effects and makeup staff.
While floating in lunar orbit astronaut Al Worden was 2 235 miles (3 600 km) away from his companions making him the most isolated human being ever.
In 2009 WhatsApp co-founder Brian Acton was turned down for a job at Facebook. Five years later Facebook purchased WhatsApp for US$19 billion.
The pancreas produces Insulin.
Elvis Presley had a twin brother that died at birth.
A Saudi Arabian woman can get a divorce if her husband doesn’t give her coffee.
Black lemurs are thought to be the only primates besides humans to have blue eyes.
In North Korea people don't celebrate birthdays on July 8 and December 17 since those are the dates that Kim Il-sung and Kim Jong-il died.
CARROTS were originally PURPLE
Jamaica Colombia and St Lucia are the only countries where a woman is more likely to be a boss than a man.
New York gets 15 times as much snow as the South Pole.
- On demand access - access 720p HD live video at any time from your smartphone or the web, with built-in night vision.
- Personalized voice message - a recorded message will play when you can't answer the door.If the lights are solid blue, please type + , choose Wireless Device instead of Zink to find the doorbell.
- Answer the door wherever you are - see and speak to visitors directly from your smartphone.If all the lights are flashing green, please check your smartphone and make sure it is connected to a 2.4Ghz wifi network. If your router is a dual band router, meaning it supports both 5.0Ghz and 2.4Ghz networks, be sure the SSID (network name) is different for each. You will need your mobile device to be connected to the 2.4Ghz during setup. Passwords and SSID names must be a minimum of 6 characters.
- Smart motion detection - receive an alert and a recorded video clip whenever motion is detected.
- Easy setup - use existing wiring for quick installation and connect to WiFi using the free Zmodo app. Use Beam to easily set up Greet. With Beam Connect, setup is as simple as telling the app how many devices are powered on and ready to pair. If your router supports AC, you will need to disable that during the setup. In your router, you may need to take it out of mixed mode, or put it into legacy mode.
- See, hear and speak to anyone at your door from your smartphone, tablet or PC.
- Get instant alerts when visitors press your Doorbell or trigger the built-in motion sensors.
- Watch over your home in crystal-clear HD video.
- Protect your home - day or night - with infrared night vision.
- Communicate with visitors via two-way audio with noise cancellation.
- WIFI signal,the whole network interconnection. Remote calling, intercom, and unlock. Using most popular touch key technology, advanced and high Sensitivity, greatly extend the key life. Clear camera, and equipped with automatic light sensitive chip. If the light is not enough, it will use the IR night vision function to monitor and capture HD video and pictures.
- Motion detection function. You can open or close this function according to different working environments. Capture and video mode for choosing. Powered by DC 5V, more safe.
- Simple app operation in mobile phone, easy installation. support anrdoid and ios app APP download address remind: please search " door phone" for apple store(for ios app) and for google player(for android app).
- High-strength tempered glass surface, luxury, anti-resistant and scratches, has longer working life. With rain cover and touch key surface, better waterproof function.
- Easy to install. You can fix it with screws, or paste with double-sided tape. One door phone can be connected to several mobile phone, PC, or computers. Optional indoor dingdong doorbells to match. While calling to the mobile phone, the indoor doorbell will ring too.