ALAMSCN MAX7219 Dot Matrix Module 32x8 4 in 1 LED Display Modules for Arduino Raspberry Pi Microcontroller with 5Pin Wires Red (Pack of 2)
The MAX7219 is compact, serial input/output common-cathode display drivers that interface microprocessors (µPs) to 7-segment numeric LED displays of up to 8 digits, bar-graph displays, or 64 individual LEDs..
Included on-chip are a BCD code-B decoder, multiplex scan circuitry, segment and digit drivers, and an 8x8 static RAM that stores each digit..
Only one external resistor is required to set the segment current for all LEDs. A convenient 3-wire serial interface connects to all common µPs. Individual digits may be addressed and updated without rewriting the entire display..
The MAX7219 also allow the user to select code B decoding or no-decode for each digit..
The devices include a 150µA low-power shutdown mode, analog and digital brightness control, a scan limit register that allows the user to display from 1 to 8 digits, and a test mode that forces all LEDs on..
Calculator,ONXE Standard Basic 4 Function Desk Calculator Dual Power Big Button 12 Digit Large LCD Display,Desktop Calculators for Office School Financial Accounting Business White
【large LCD display】Quick and easy tax calculation.Displays up to 12 digits. 4.2"Extra-large LCD display..
【Big Button Calculator】Large computer keyboard buttons,designed for office desktops, clear sound,after 100 thousand times of tapping test, not easy to bond.Suitable for Quick and easy tax calculation.
【Two-way Power】Built-in button battery and AA battery powered (Fitting included 2 AA battery and the other is a spare)Long battery life, 1 AA battery can be used for 1 year..
【4 Function desktop Calculator】Four operations of addition, subtraction, multiplication, and division.Perfect for office, school,home etc daily office needs.
【1 Years Free Warranty】Every product has been strictly tested, quality problems for 1 years free warranty, please contact us directly..
XUANZIT Wall Clock - LED Digital Wall Clock with Dynamic RGB Display, Big Digits, Auto-Dimming, 12/24Hr Format, Small Silent Wall Clock for Living Room, Bedroom, Farmhouse, Kitchen, Office
Upgraded to Dynamic RGB Display -- It is maybe the 1st wall clock with dynamic RGB color changing display in Amazon..
Small Digital Wall Clock with Large Digits. This LED Wall Clock is boasting 2.8-inch big digits, which is much bigger than 16-inch Traditional Wall Clock, whose digit size is only 1.8-inch..
Proper Font Spacing. Our Wall Clock can be seen clearly even in a distance because of the big digits and proper font spacing..
3-Level Brightness Auto-Dimming. High brightness for broad daylight, medium brightness for indoor night scene, low brightness for total darkness, ensures not to interfere with your sleep..
Anti-Reflective Design. Unlike other Digital Clocks with glossy surface, our wall clock uses an anti-reflective frosted surface that you don't need to worry about any light reflections..
TICCI Men 8 Vibrating Alarms Watch Medication Aids Vibra Pill Alert Reminder for Elderly Seniors Big Digits Waterproof (Black)
1.【Easy To Read】The Watch is with Big Face and Big Digits. Very Easy to Read the Digits at A Glance Even If Eyesight is Not Good. Calendar: Year, Month, Week and Date..
2.【Strong 8 Vibration and Alarms】8 Strong Strong Vibrating and Alarms are Tailor Made for Hard of Hearing People. Three Choice at Your Will for the Vibrating and Alarms: (1). BOTH 8 Sounds (Beep) & 8 Vibration. (2). Only 8 Sounds (Beep) Alarms. (3). Only 8 Vibration. To Get Alert without Disturbing Others. The 8 Vibrating Alarms Designed for: Medicine, Taking Pills and Task Reminders and Other Special Request for Reminders. Auto-Repeat Each Day,No Need to Reset it..
3.【Super Backlight】Super Bright Backlight Lights Up the Whole Display with Super Big Digits. Very Easy to Read in the Dark..
4.【Countdown Timer】From 15 Minutes to 24 Hours Long Countdown Interval with Auto Start. Very Popular with Parkinson's Patients..
5.【Water Proof】30 meters Waterproof【Except Hot Water】. Will withstand splashes or brief immersion in water. Perfect watch for continuous hand washing but not recommended f....
HOUSBAY 3 in 1 Alarm Clock for Bedrooms- Clock Radio & Night Light, Rainbow Digit, Dual Alarm, Small Radio Alarm Clock for Kids, Teens
【3 IN 1- Compact Clock Radio】- The cutest radio clock with rainbow digits, more than just telling time, it also serves as a radio and nightlight, helping your little one to wake up for school or fall asleep with the soft nightlight..
【Rainbow Digits With Dimmer】- Vibrant rainbow digits are easy to see across the room and add a playful vibe to the bedside. Display brightness can be easily adjusted from very bright to fully dark..
【Where Bedtime Becomes Fun】- Give kids the freedom to change the 7 colors of nightlight while listening to bedtime music from the radio, bringing some fun and creativity to their bedtime routine when preset sleep timer comes..
【Dual Alarm & Nap Timer】- Dual alarm with three alarm sounds options(merrily chirping birds, radio, beep), as well as the intuitive "Nap" button to sleep without the hassle of resetting the regular alarm..
【Easy to Set & True Battery Backup】- Super easy to use even for kids. Outlets powered and True Battery Backup to ensure the alarm/radio/nightlight runs well in a power outage and a USB port to charge your phone..
Security Home Safe, WASJOYE Cabinet Fireproof Safe Box with Digital Keypad Safety Key Lock for Home Business Office Hotel Money Document Jewelry Passport Storage 16 x 15 x 12.2 inches
...ce processing with phosphating treatment, enviroment-friendly spray coating, has impeccable wear-resisting, anti-rust and anti-scratch performance, full penetration weld technology, built-in moisture proof circuit board.
✨【Dual Security Safe Protection】: 3 20mm full steel live bolts, digital keypad with 3 to 8 digits programmable code, two manual override keys for emergencies, 30 seconds warming beeps will be activated once three times incorrect password entered, and the digital keypad will be locked in 2 mins.
✨【High Capacity】: Versatile use with a detachable partition, perfect for home, office, hotel safe, business even in your automobile, idle for storing your electronic products, personal valuables, important documents letters files, jewelry, gold, passport and guns etc.
✨【Convenient Installation】: Easy to set up with four mounting pre-drilled holes (4 expansion screws included), this portable safe box can be installed on the wall, floor, drawer, cabinet or anywhere you like, which perfectly protect your values.
✨【A Small Gift Emergency Box included】: Using four AA batteries (the batteries are not included) for using the safe, the safe came with an emergency white box, which can be supplied power when the batteries inside....
Yaboodn Digital Clock Large Display, Large Digital Wall Clock with Temperature and Humidity, 14.3 Inch Digital Wall Clock with Green Large LED Numbers for Bedroom, Office, Clear Read for Elderly
⏰The Large Display Digital Wall Clock has contrast clear jumbo digits (4.3-inch height and green) , which are clear and eye-catching, and can clearly see the time at a distance of 10 meters. Switchable 12/24 hour clock. The time is accurate and It is friendly to the elderly and children..
⏰4 Adjustable Brightness, the digital wall clock can adjust the brightness of the digits automatically/manually, there are 4 brightnesses to meet different needs, L-SL is AUTO dimming, adjust the brightness according to the time.
L-01, L-02 , L-03, OFF is four different brightness, the brightness can be adjusted down at night, which does not affect rest and sleep, and the brightness can be adjusted up during the day, which can easy to read..
⏰Multifunctional Large Display Digital Wall Clock with 37.5inch long usb cable, including time, date, humidity, temperature (switchable ℃/℉), alarm clock functions, multi-directional monitoring of time, temperature, humidity, and play a certain role in monitoring your living environment , only one alarm can be set, it is not the main function..
⏰As you know, LED displays are power-hungry. If you only use batteries for power, you need to replace the batteries frequently, so we use USB cable instead of batteries. On the o....
WiseField Digital Kitchen Timer Countdown Up Loud Alarm Timer Magnetic Large Screen Cooking Timer, Directly Input Numbers
LARGE DISPLAY, CLEAR DIGITS - Easy to read with it's big clear digits,Wide LCD screen clock, Just a glance from across the room and you can easily read the timer display with it's big, bold digits, LCD display size: 2.1x 0.75 inches..
LOUD SOUNDING ALARM - You will easily be able to hear this alarm in another room. It is loud and clear but not deafening. It's not necessary to keep your eye on the clock when you have the WiseField Kitchen Cooking Timer Clock..
COUNTS UP AND DOWN - Stop and Restart, Press START to start, and STOP to pause. Then press START to continue or RESET to clear. Last setting shows..
STABLE MAGNETIC BACK & POCKET CLIP- You have 3 different choices for placement of the Kitchen Timer, Either stick it to the fridge door with its large magnet back standing, or use the pull out stand backup, you can also run a piece of string through the hook and hang it on a wall hook or around your neck if you are on the go.
SIMPLE TO OPERATE MINUTES AND SECONDS TIMER-You can directly input minutes and seconds by the buttons, if wrong number entered, simply press RESET to clear, SO EASY! if it's on but not working, it will turn off after 10 minutes, Requests 2 AAA batteries(included).
